22540402353 has 16 divisors (see below), whose sum is σ = 34416128000. Its totient is φ = 12854411856.

The previous prime is 22540402349. The next prime is 22540402387. The reversal of 22540402353 is 35320404522.

It is not a de Polignac number, because 22540402353 - 2² = 22540402349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22540402353.

It is not an unprimeable number, because it can be changed into a prime (22540404353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1065025 + ... + 1085982.

It is an arithmetic number, because the mean of its divisors is an integer number (2151008000).

Almost surely, 2^22540402353 is an apocalyptic number.

It is an amenable number.

22540402353 is a deficient number, since it is larger than the sum of its proper divisors (11875725647).

22540402353 is a wasteful number, since it uses less digits than its factorization.

22540402353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151516.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 22540402353 its reverse (35320404522), we get a palindrome (57860806875).

The spelling of 22540402353 in words is "twenty-two billion, five hundred forty million, four hundred two thousand, three hundred fifty-three".