22640841125 has 64 divisors (see below), whose sum is σ = 33247259136. Its totient is φ = 15068160000.

The previous prime is 22640841109. The next prime is 22640841137. The reversal of 22640841125 is 52114804622.

It is not a de Polignac number, because 22640841125 - 2⁴ = 22640841109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20751830 + ... + 20752920.

It is an arithmetic number, because the mean of its divisors is an integer number (519488424).

Almost surely, 2^22640841125 is an apocalyptic number.

22640841125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22640841125 is a deficient number, since it is larger than the sum of its proper divisors (10606418011).

22640841125 is a wasteful number, since it uses less digits than its factorization.

22640841125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1791 (or 1781 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 22640841125 in words is "twenty-two billion, six hundred forty million, eight hundred forty-one thousand, one hundred twenty-five".