22575390004538 has 32 divisors (see below), whose sum is σ = 41189495566464. Its totient is φ = 9058858094592.

The previous prime is 22575390004537. The next prime is 22575390004543. The reversal of 22575390004538 is 83540009357522.

It is a super-3 number, since 3×22575390004538³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22575390004538.

It is not an unprimeable number, because it can be changed into a prime (22575390004537) 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, 245691320 + ... + 245783187.

It is an arithmetic number, because the mean of its divisors is an integer number (1287171736452).

Almost surely, 2^{22575390004538} is an apocalyptic number.

22575390004538 is a deficient number, since it is larger than the sum of its proper divisors (18614105561926).

22575390004538 is a wasteful number, since it uses less digits than its factorization.

22575390004538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491474726.

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 22575390004538 in words is "twenty-two trillion, five hundred seventy-five billion, three hundred ninety million, four thousand, five hundred thirty-eight".