77845035084 has 24 divisors (see below), whose sum is σ = 187497719808. Its totient is φ = 25111301520.

The previous prime is 77845035067. The next prime is 77845035179. The reversal of 77845035084 is 48053054877.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104630052 + ... + 104630795.

It is an arithmetic number, because the mean of its divisors is an integer number (7812404992).

Almost surely, 2^77845035084 is an apocalyptic number.

It is an amenable number.

77845035084 is an abundant number, since it is smaller than the sum of its proper divisors (109652684724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77845035084 is a wasteful number, since it uses less digits than its factorization.

77845035084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209260885 (or 209260883 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 51.

The spelling of 77845035084 in words is "seventy-seven billion, eight hundred forty-five million, thirty-five thousand, eighty-four".