76861218303 has 16 divisors (see below), whose sum is σ = 113904552960. Its totient is φ = 51224575608.

The previous prime is 76861218257. The next prime is 76861218319. The reversal of 76861218303 is 30381216867.

76861218303 is a `hidden beast` number, since 76 + 8 + 61 + 218 + 303 = 666.

It is not a de Polignac number, because 76861218303 - 2⁹ = 76861217791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76861218373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363925 + ... + 534942.

It is an arithmetic number, because the mean of its divisors is an integer number (7119034560).

Almost surely, 2^76861218303 is an apocalyptic number.

76861218303 is a deficient number, since it is larger than the sum of its proper divisors (37043334657).

76861218303 is a wasteful number, since it uses less digits than its factorization.

76861218303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902043 (or 902037 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 76861218303 in words is "seventy-six billion, eight hundred sixty-one million, two hundred eighteen thousand, three hundred three".