88685222922 has 16 divisors (see below), whose sum is σ = 197078273280. Its totient is φ = 29561740956.

The previous prime is 88685222917. The next prime is 88685222971. The reversal of 88685222922 is 22922258688.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 1642318943 = 88685222922 / (8 + 8 + 6 + 8 + 5 + 2 + 2 + 2 + 9 + 2 + 2).

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, 821159418 + ... + 821159525.

It is an arithmetic number, because the mean of its divisors is an integer number (12317392080).

Almost surely, 2^88685222922 is an apocalyptic number.

88685222922 is an abundant number, since it is smaller than the sum of its proper divisors (108393050358).

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

88685222922 is a wasteful number, since it uses less digits than its factorization.

88685222922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642318954 (or 1642318948 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 54.

The spelling of 88685222922 in words is "eighty-eight billion, six hundred eighty-five million, two hundred twenty-two thousand, nine hundred twenty-two".