22012514040 has 64 divisors (see below), whose sum is σ = 72040959360. Its totient is φ = 5336366720.

The previous prime is 22012513993. The next prime is 22012514053. The reversal of 22012514040 is 4041521022.

It is a super-2 number, since 2×22012514040² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22012513998 and 22012514016.

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, 8336754 + ... + 8339393.

It is an arithmetic number, because the mean of its divisors is an integer number (1125639990).

Almost surely, 2^22012514040 is an apocalyptic number.

22012514040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012514040 is an abundant number, since it is smaller than the sum of its proper divisors (50028445320).

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

22012514040 is a wasteful number, since it uses less digits than its factorization.

22012514040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16676172 (or 16676168 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The spelling of 22012514040 in words is "twenty-two billion, twelve million, five hundred fourteen thousand, forty".