22154700424 has 32 divisors (see below), whose sum is σ = 44077906080. Its totient is φ = 10403386624.

The previous prime is 22154700409. The next prime is 22154700461. The reversal of 22154700424 is 42400745122.

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, 110902 + ... + 237925.

It is an arithmetic number, because the mean of its divisors is an integer number (1377434565).

Almost surely, 2^22154700424 is an apocalyptic number.

It is an amenable number.

22154700424 is a deficient number, since it is larger than the sum of its proper divisors (21923205656).

22154700424 is a wasteful number, since it uses less digits than its factorization.

22154700424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349317 (or 349313 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 31.

The spelling of 22154700424 in words is "twenty-two billion, one hundred fifty-four million, seven hundred thousand, four hundred twenty-four".