740081787109376 has 64 divisors (see below), whose sum is σ = 1502232649719360. Its totient is φ = 364517894062080.

The previous prime is 740081787109351. The next prime is 740081787109393. The reversal of 740081787109376 is 673901787180047.

It is a tau number, because it is divible by the number of its divisors (64).

It is an automorphic number since its square, 547721051611007740081787109376, ends in 740081787109376.

It is a trimorphic number since its cube, 405358374713701374891566112639740081787109376, ends in 740081787109376.

It is a super-2 number, since 2×740081787109376² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166353080 + ... + 170743991.

It is an arithmetic number, because the mean of its divisors is an integer number (23472385151865).

Almost surely, 2^{740081787109376} is an apocalyptic number.

It is an amenable number.

740081787109376 is an abundant number, since it is smaller than the sum of its proper divisors (762150862609984).

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

740081787109376 is an frugal number, since it uses more digits than its factorization.

740081787109376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337097168 (or 337097140 counting only the distinct ones).

The product of its (nonzero) digits is 99574272, while the sum is 68.

The spelling of 740081787109376 in words is "seven hundred forty trillion, eighty-one billion, seven hundred eighty-seven million, one hundred nine thousand, three hundred seventy-six".