22999042890 has 48 divisors (see below), whose sum is σ = 60777813096. Its totient is φ = 6032534400.

The previous prime is 22999042877. The next prime is 22999042931. The reversal of 22999042890 is 9824099922.

It can be written as a sum of positive squares in 4 ways, for example, as 14050072089 + 8948970801 = 118533^2 + 94599^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2089141 + ... + 2100120.

Almost surely, 2^22999042890 is an apocalyptic number.

22999042890 is an abundant number, since it is smaller than the sum of its proper divisors (37778770206).

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

22999042890 is a wasteful number, since it uses less digits than its factorization.

22999042890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189335 (or 4189332 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The spelling of 22999042890 in words is "twenty-two billion, nine hundred ninety-nine million, forty-two thousand, eight hundred ninety".