76538056028641 has 8 divisors (see below), whose sum is σ = 79706202799104. Its totient is φ = 73413607834560.

The previous prime is 76538056028569. The next prime is 76538056028647. The reversal of 76538056028641 is 14682065083567.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76538056028641 - 2¹³ = 76538056020449 is a prime.

It is a super-2 number, since 2×76538056028641² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76538056028641.

It is not an unprimeable number, because it can be changed into a prime (76538056028647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10924640521 + ... + 10924647526.

It is an arithmetic number, because the mean of its divisors is an integer number (9963275349888).

Almost surely, 2^{76538056028641} is an apocalyptic number.

It is an amenable number.

76538056028641 is a deficient number, since it is larger than the sum of its proper divisors (3168146770463).

76538056028641 is a wasteful number, since it uses less digits than its factorization.

76538056028641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21849288191.

The product of its (nonzero) digits is 58060800, while the sum is 61.

The spelling of 76538056028641 in words is "seventy-six trillion, five hundred thirty-eight billion, fifty-six million, twenty-eight thousand, six hundred forty-one".