22029389136 has 60 divisors (see below), whose sum is σ = 63640470400. Its totient is φ = 7106253120.

The previous prime is 22029389119. The next prime is 22029389197. The reversal of 22029389136 is 63198392022.

It is a happy number.

22029389136 is a `hidden beast` number, since 220 + 293 + 8 + 9 + 136 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 22029389091 and 22029389100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2462986 + ... + 2471913.

Almost surely, 2^22029389136 is an apocalyptic number.

It is an amenable number.

22029389136 is an abundant number, since it is smaller than the sum of its proper divisors (41611081264).

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

22029389136 is a wasteful number, since it uses less digits than its factorization.

22029389136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934944 (or 4934935 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 22029389136 in words is "twenty-two billion, twenty-nine million, three hundred eighty-nine thousand, one hundred thirty-six".