76136880261 has 32 divisors (see below), whose sum is σ = 109862823168. Its totient is φ = 46623398400.

The previous prime is 76136880257. The next prime is 76136880329. The reversal of 76136880261 is 16208863167.

It is not a de Polignac number, because 76136880261 - 2² = 76136880257 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 76136880261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76136880361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7425040 + ... + 7435286.

It is an arithmetic number, because the mean of its divisors is an integer number (3433213224).

Almost surely, 2^76136880261 is an apocalyptic number.

It is an amenable number.

76136880261 is a deficient number, since it is larger than the sum of its proper divisors (33725942907).

76136880261 is a wasteful number, since it uses less digits than its factorization.

76136880261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11181.

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 76136880261 in words is "seventy-six billion, one hundred thirty-six million, eight hundred eighty thousand, two hundred sixty-one".