22537666875 has 30 divisors (see below), whose sum is σ = 37561592068. Its totient is φ = 12016622000.

The previous prime is 22537666873. The next prime is 22537666901. The reversal of 22537666875 is 57866673522.

It is not a de Polignac number, because 22537666875 - 2¹ = 22537666873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22537666871) 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 29 ways as a sum of consecutive naturals, for example, 6498892 + ... + 6502358.

Almost surely, 2^22537666875 is an apocalyptic number.

22537666875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22537666875 is a deficient number, since it is larger than the sum of its proper divisors (15023925193).

22537666875 is an frugal number, since it uses more digits than its factorization.

22537666875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6957 (or 3475 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 57.

The spelling of 22537666875 in words is "twenty-two billion, five hundred thirty-seven million, six hundred sixty-six thousand, eight hundred seventy-five".