22523897847 has 32 divisors (see below), whose sum is σ = 33328652544. Its totient is φ = 13415155200.

The previous prime is 22523897831. The next prime is 22523897867. The reversal of 22523897847 is 74879832522.

It is not a de Polignac number, because 22523897847 - 2⁴ = 22523897831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22523897867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2606548 + ... + 2615174.

It is an arithmetic number, because the mean of its divisors is an integer number (1041520392).

Almost surely, 2^22523897847 is an apocalyptic number.

22523897847 is a deficient number, since it is larger than the sum of its proper divisors (10804754697).

22523897847 is a wasteful number, since it uses less digits than its factorization.

22523897847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9999.

The product of its digits is 13547520, while the sum is 57.

The spelling of 22523897847 in words is "twenty-two billion, five hundred twenty-three million, eight hundred ninety-seven thousand, eight hundred forty-seven".