22540125147769 has 4 divisors (see below), whose sum is σ = 22793384980980. Its totient is φ = 22286865314560.

The previous prime is 22540125147719. The next prime is 22540125147773. The reversal of 22540125147769 is 96774152104522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6085906443369 + 16454218704400 = 2466963^2 + 4056380^2 .

It is a cyclic number.

It is not a de Polignac number, because 22540125147769 - 2¹³ = 22540125139577 is a prime.

It is a super-2 number, since 2×22540125147769² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22540125147719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126629916472 + ... + 126629916649.

It is an arithmetic number, because the mean of its divisors is an integer number (5698346245245).

Almost surely, 2^{22540125147769} is an apocalyptic number.

It is an amenable number.

22540125147769 is a deficient number, since it is larger than the sum of its proper divisors (253259833211).

22540125147769 is an equidigital number, since it uses as much as digits as its factorization.

22540125147769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253259833210.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 22540125147769 in words is "twenty-two trillion, five hundred forty billion, one hundred twenty-five million, one hundred forty-seven thousand, seven hundred sixty-nine".