76509510268 has 12 divisors (see below), whose sum is σ = 133893957232. Its totient is φ = 38254093920.

The previous prime is 76509510247. The next prime is 76509510277. The reversal of 76509510268 is 86201590567.

It is a super-2 number, since 2×76509510268² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 171121 + ... + 426967.

Almost surely, 2^76509510268 is an apocalyptic number.

It is an amenable number.

76509510268 is a deficient number, since it is larger than the sum of its proper divisors (57384446964).

76509510268 is a wasteful number, since it uses less digits than its factorization.

76509510268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330612 (or 330610 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 76509510268 in words is "seventy-six billion, five hundred nine million, five hundred ten thousand, two hundred sixty-eight".