22156655165404 has 12 divisors (see below), whose sum is σ = 38774211933744. Its totient is φ = 11078308898624.

The previous prime is 22156655165389. The next prime is 22156655165441. The reversal of 22156655165404 is 40456155665122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1807837 + ... + 6897940.

It is an arithmetic number, because the mean of its divisors is an integer number (3231184327812).

Almost surely, 2^{22156655165404} is an apocalyptic number.

It is an amenable number.

22156655165404 is a deficient number, since it is larger than the sum of its proper divisors (16617556768340).

22156655165404 is a wasteful number, since it uses less digits than its factorization.

22156655165404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9342044 (or 9342042 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 52.

The spelling of 22156655165404 in words is "twenty-two trillion, one hundred fifty-six billion, six hundred fifty-five million, one hundred sixty-five thousand, four hundred four".