22475453613 has 4 divisors (see below), whose sum is σ = 29967271488. Its totient is φ = 14983635740.

The previous prime is 22475453597. The next prime is 22475453617. The reversal of 22475453613 is 31635457422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22475453613 - 2⁴ = 22475453597 is a prime.

It is a super-2 number, since 2×22475453613² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22475453617) 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, 3745908933 + ... + 3745908938.

It is an arithmetic number, because the mean of its divisors is an integer number (7491817872).

Almost surely, 2^22475453613 is an apocalyptic number.

It is an amenable number.

22475453613 is a deficient number, since it is larger than the sum of its proper divisors (7491817875).

22475453613 is an equidigital number, since it uses as much as digits as its factorization.

22475453613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7491817874.

The product of its digits is 604800, while the sum is 42.

The spelling of 22475453613 in words is "twenty-two billion, four hundred seventy-five million, four hundred fifty-three thousand, six hundred thirteen".