22961553804 has 72 divisors (see below), whose sum is σ = 68473187328. Its totient is φ = 6348814560.

The previous prime is 22961553803. The next prime is 22961553883. The reversal of 22961553804 is 40835516922.

22961553804 is a `hidden beast` number, since 2 + 2 + 96 + 1 + 553 + 8 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22961553804.

It is not an unprimeable number, because it can be changed into a prime (22961553803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1461822 + ... + 1477445.

Almost surely, 2^22961553804 is an apocalyptic number.

It is an amenable number.

22961553804 is an abundant number, since it is smaller than the sum of its proper divisors (45511633524).

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

22961553804 is a wasteful number, since it uses less digits than its factorization.

22961553804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2939315 (or 2939310 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 22961553804 in words is "twenty-two billion, nine hundred sixty-one million, five hundred fifty-three thousand, eight hundred four".