22501351385 has 16 divisors (see below), whose sum is σ = 28599267456. Its totient is φ = 16936674048.

The previous prime is 22501351337. The next prime is 22501351387. The reversal of 22501351385 is 58315310522.

It is a happy number.

It is not a de Polignac number, because 22501351385 - 2⁸ = 22501351129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22501351387) 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 15 ways as a sum of consecutive naturals, for example, 229364 + ... + 312426.

It is an arithmetic number, because the mean of its divisors is an integer number (1787454216).

Almost surely, 2^22501351385 is an apocalyptic number.

It is an amenable number.

22501351385 is a deficient number, since it is larger than the sum of its proper divisors (6097916071).

22501351385 is a wasteful number, since it uses less digits than its factorization.

22501351385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86272.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 22501351385 in words is "twenty-two billion, five hundred one million, three hundred fifty-one thousand, three hundred eighty-five".