22615023000 has 64 divisors (see below), whose sum is σ = 70558881120. Its totient is φ = 6030672000.

The previous prime is 22615022993. The next prime is 22615023023. The reversal of 22615023000 is 32051622.

It is a super-2 number, since 2×22615023000² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3766171 + ... + 3772170.

Almost surely, 2^22615023000 is an apocalyptic number.

22615023000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22615023000 is an abundant number, since it is smaller than the sum of its proper divisors (47943858120).

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

22615023000 is a wasteful number, since it uses less digits than its factorization.

22615023000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7538365 (or 7538351 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 22615023000 its reverse (32051622), we get a palindrome (22647074622).

The spelling of 22615023000 in words is "twenty-two billion, six hundred fifteen million, twenty-three thousand".