77086154022 has 96 divisors (see below), whose sum is σ = 163387663488. Its totient is φ = 24241755648.

The previous prime is 77086154021. The next prime is 77086154069. The reversal of 77086154022 is 22045168077.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77086154021) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 119884833 + ... + 119885475.

It is an arithmetic number, because the mean of its divisors is an integer number (1701954828).

Almost surely, 2^77086154022 is an apocalyptic number.

77086154022 is an abundant number, since it is smaller than the sum of its proper divisors (86301509466).

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

77086154022 is a wasteful number, since it uses less digits than its factorization.

77086154022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154 (or 1131 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 77086154022 in words is "seventy-seven billion, eighty-six million, one hundred fifty-four thousand, twenty-two".