22601462664 has 32 divisors (see below), whose sum is σ = 61640353440. Its totient is φ = 6848928000.

The previous prime is 22601462659. The next prime is 22601462669. The reversal of 22601462664 is 46626410622.

It is an interprime number because it is at equal distance from previous prime (22601462659) and next prime (22601462669).

It is a super-2 number, since 2×22601462664² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (22601462669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42805537 + ... + 42806064.

It is an arithmetic number, because the mean of its divisors is an integer number (1926261045).

Almost surely, 2^22601462664 is an apocalyptic number.

22601462664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22601462664 is an abundant number, since it is smaller than the sum of its proper divisors (39038890776).

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

22601462664 is a wasteful number, since it uses less digits than its factorization.

22601462664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85611621 (or 85611617 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 22601462664 in words is "twenty-two billion, six hundred one million, four hundred sixty-two thousand, six hundred sixty-four".