64887786096 has 40 divisors (see below), whose sum is σ = 191573464704. Its totient is φ = 18539367360.

The previous prime is 64887786091. The next prime is 64887786097. The reversal of 64887786096 is 69068778846.

64887786096 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 64887786096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64887786091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96558870 + ... + 96559541.

Almost surely, 2^64887786096 is an apocalyptic number.

It is an amenable number.

64887786096 is an abundant number, since it is smaller than the sum of its proper divisors (126685678608).

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

64887786096 is a wasteful number, since it uses less digits than its factorization.

64887786096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193118429 (or 193118423 counting only the distinct ones).

The product of its (nonzero) digits is 195084288, while the sum is 69.

The spelling of 64887786096 in words is "sixty-four billion, eight hundred eighty-seven million, seven hundred eighty-six thousand, ninety-six".