22151204408 has 16 divisors (see below), whose sum is σ = 43976656080. Its totient is φ = 10424096128.

The previous prime is 22151204407. The next prime is 22151204441. The reversal of 22151204408 is 80440215122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22151204407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81438116 + ... + 81438387.

It is an arithmetic number, because the mean of its divisors is an integer number (2748541005).

Almost surely, 2^22151204408 is an apocalyptic number.

It is an amenable number.

22151204408 is a deficient number, since it is larger than the sum of its proper divisors (21825451672).

22151204408 is a wasteful number, since it uses less digits than its factorization.

22151204408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162876526 (or 162876522 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The spelling of 22151204408 in words is "twenty-two billion, one hundred fifty-one million, two hundred four thousand, four hundred eight".