22525347997 has 16 divisors (see below), whose sum is σ = 23099281920. Its totient is φ = 21960858672.

The previous prime is 22525347959. The next prime is 22525348091. The reversal of 22525347997 is 79974352522.

It is a cyclic number.

It is not a de Polignac number, because 22525347997 - 2¹¹ = 22525345949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22525347797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1790154 + ... + 1802692.

It is an arithmetic number, because the mean of its divisors is an integer number (1443705120).

Almost surely, 2^22525347997 is an apocalyptic number.

It is an amenable number.

22525347997 is a deficient number, since it is larger than the sum of its proper divisors (573933923).

22525347997 is a wasteful number, since it uses less digits than its factorization.

22525347997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12912.

The product of its digits is 9525600, while the sum is 55.

The spelling of 22525347997 in words is "twenty-two billion, five hundred twenty-five million, three hundred forty-seven thousand, nine hundred ninety-seven".