22875263649 has 48 divisors (see below), whose sum is σ = 38953315200. Its totient is φ = 12996596448.

The previous prime is 22875263641. The next prime is 22875263729. The reversal of 22875263649 is 94636257822.

22875263649 is a `hidden beast` number, since 2 + 2 + 87 + 526 + 36 + 4 + 9 = 666.

It is not a de Polignac number, because 22875263649 - 2³ = 22875263641 is a prime.

It is a super-2 number, since 2×22875263649² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22875263595 and 22875263604.

It is not an unprimeable number, because it can be changed into a prime (22875263641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31464924 + ... + 31465650.

It is an arithmetic number, because the mean of its divisors is an integer number (811527400).

Almost surely, 2^22875263649 is an apocalyptic number.

It is an amenable number.

22875263649 is a deficient number, since it is larger than the sum of its proper divisors (16078051551).

22875263649 is an frugal number, since it uses more digits than its factorization.

22875263649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699 (or 966 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 22875263649 in words is "twenty-two billion, eight hundred seventy-five million, two hundred sixty-three thousand, six hundred forty-nine".