76251055066 has 4 divisors (see below), whose sum is σ = 114376582602. Its totient is φ = 38125527532.

The previous prime is 76251055061. The next prime is 76251055087. The reversal of 76251055066 is 66055015267.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 67514227225 + 8736827841 = 259835^2 + 93471^2 .

It is not an unprimeable number, because it can be changed into a prime (76251055061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19062763765 + ... + 19062763768.

Almost surely, 2^76251055066 is an apocalyptic number.

76251055066 is a deficient number, since it is larger than the sum of its proper divisors (38125527536).

76251055066 is a wasteful number, since it uses less digits than its factorization.

76251055066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38125527535.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 76251055066 in words is "seventy-six billion, two hundred fifty-one million, fifty-five thousand, sixty-six".