76857334186 has 16 divisors (see below), whose sum is σ = 122798483136. Its totient is φ = 35951578816.

The previous prime is 76857334153. The next prime is 76857334219. The reversal of 76857334186 is 68143375867.

It is an interprime number because it is at equal distance from previous prime (76857334153) and next prime (76857334219).

It is a self number, because there is not a number n which added to its sum of digits gives 76857334186.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6762316 + ... + 6773671.

It is an arithmetic number, because the mean of its divisors is an integer number (7674905196).

Almost surely, 2^76857334186 is an apocalyptic number.

76857334186 is a deficient number, since it is larger than the sum of its proper divisors (45941148950).

76857334186 is a wasteful number, since it uses less digits than its factorization.

76857334186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13536173.

The product of its digits is 20321280, while the sum is 58.

The spelling of 76857334186 in words is "seventy-six billion, eight hundred fifty-seven million, three hundred thirty-four thousand, one hundred eighty-six".