22125653397 has 24 divisors (see below), whose sum is σ = 32711668704. Its totient is φ = 14403370464.

The previous prime is 22125653377. The next prime is 22125653419. The reversal of 22125653397 is 79335652122.

22125653397 is a `hidden beast` number, since 2 + 2 + 1 + 25 + 6 + 533 + 97 = 666.

It is not a de Polignac number, because 22125653397 - 2²³ = 22117264789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125653377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2079463 + ... + 2090075.

It is an arithmetic number, because the mean of its divisors is an integer number (1362986196).

Almost surely, 2^22125653397 is an apocalyptic number.

It is an amenable number.

22125653397 is a deficient number, since it is larger than the sum of its proper divisors (10586015307).

22125653397 is a wasteful number, since it uses less digits than its factorization.

22125653397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16049 (or 16046 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The spelling of 22125653397 in words is "twenty-two billion, one hundred twenty-five million, six hundred fifty-three thousand, three hundred ninety-seven".