3665240756928 has 168 divisors, whose sum is σ = 11073459742800. Its totient is φ = 1201717969920.

The previous prime is 3665240756857. The next prime is 3665240756987. The reversal of 3665240756928 is 8296570425663.

3665240756928 is a `hidden beast` number, since 3 + 6 + 6 + 5 + 2 + 40 + 7 + 569 + 28 = 666.

It is a super-2 number, since 2×3665240756928² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 983103 + ... + 2880446.

It is an arithmetic number, because the mean of its divisors is an integer number (65913450850).

Almost surely, 2^{3665240756928} is an apocalyptic number.

It is an amenable number.

3665240756928 is an abundant number, since it is smaller than the sum of its proper divisors (7408218985872).

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

3665240756928 is an equidigital number, since it uses as much as digits as its factorization.

3665240756928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863637 (or 3863615 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 63.

The spelling of 3665240756928 in words is "three trillion, six hundred sixty-five billion, two hundred forty million, seven hundred fifty-six thousand, nine hundred twenty-eight".