740742266880 has 1296 divisors, whose sum is σ = 3272689680624. Its totient is φ = 153259868160.

The previous prime is 740742266863. The next prime is 740742266981. The reversal of 740742266880 is 88662247047.

It is a happy number.

740742266880 is a `hidden beast` number, since 7 + 407 + 4 + 226 + 6 + 8 + 8 + 0 = 666.

It is a super-3 number, since 3×740742266880³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3179151244 + ... + 3179151476.

It is an arithmetic number, because the mean of its divisors is an integer number (2525223519).

Almost surely, 2^740742266880 is an apocalyptic number.

740742266880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740742266880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1636344840312).

740742266880 is an abundant number, since it is smaller than the sum of its proper divisors (2531947413744).

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

740742266880 is a wasteful number, since it uses less digits than its factorization.

740742266880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 54.

The spelling of 740742266880 in words is "seven hundred forty billion, seven hundred forty-two million, two hundred sixty-six thousand, eight hundred eighty".