77788652410416 has 40 divisors (see below), whose sum is σ = 209691149978880. Its totient is φ = 24802179029056.

The previous prime is 77788652410243. The next prime is 77788652410423. The reversal of 77788652410416 is 61401425688777.

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

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, 35230366836 + ... + 35230369043.

It is an arithmetic number, because the mean of its divisors is an integer number (5242278749472).

Almost surely, 2^{77788652410416} is an apocalyptic number.

It is an amenable number.

77788652410416 is an abundant number, since it is smaller than the sum of its proper divisors (131902497568464).

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

77788652410416 is a wasteful number, since it uses less digits than its factorization.

77788652410416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70460735913 (or 70460735907 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 66.

The spelling of 77788652410416 in words is "seventy-seven trillion, seven hundred eighty-eight billion, six hundred fifty-two million, four hundred ten thousand, four hundred sixteen".