740992858361856 has 1053 divisors, whose sum is σ = 2286592718803081. Its totient is φ = 240083003179008.

The previous prime is 740992858361849. The next prime is 740992858361911. The reversal of 740992858361856 is 658163858299047.

The square root of 740992858361856 is 27221184.

It is a perfect power (a square), and thus also a powerful number.

740992858361856 is a `hidden beast` number, since 7 + 4 + 0 + 9 + 9 + 28 + 583 + 6 + 1 + 8 + 5 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 142286344851456 + 598706513510400 = 11928384^2 + 24468480^2 .

It is a super-2 number, since 2×740992858361856² (a number of 31 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 8325762453460 + ... + 8325762453548.

It is a 1-persistent number, because it is pandigital, but 2⋅740992858361856 = 1481985716723712 is not.

Almost surely, 2^{740992858361856} is an apocalyptic number.

740992858361856 is the 27221184-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740992858361856

740992858361856 is an abundant number, since it is smaller than the sum of its proper divisors (1545599860441225).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740992858361856 is an frugal number, since it uses more digits than its factorization.

740992858361856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 6270566400, while the sum is 81.

740992858361856 divided by its sum of digits (81) gives a square (9148059979776 = 3024576²).

The spelling of 740992858361856 in words is "seven hundred forty trillion, nine hundred ninety-two billion, eight hundred fifty-eight million, three hundred sixty-one thousand, eight hundred fifty-six".