22345707513 has 4 divisors (see below), whose sum is σ = 29794276688. Its totient is φ = 14897138340.

The previous prime is 22345707509. The next prime is 22345707533. The reversal of 22345707513 is 31570754322.

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 not a de Polignac number, because 22345707513 - 2² = 22345707509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22345707533) 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, 3724284583 + ... + 3724284588.

It is an arithmetic number, because the mean of its divisors is an integer number (7448569172).

Almost surely, 2^22345707513 is an apocalyptic number.

It is an amenable number.

22345707513 is a deficient number, since it is larger than the sum of its proper divisors (7448569175).

22345707513 is an equidigital number, since it uses as much as digits as its factorization.

22345707513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448569174.

The product of its (nonzero) digits is 176400, while the sum is 39.

The spelling of 22345707513 in words is "twenty-two billion, three hundred forty-five million, seven hundred seven thousand, five hundred thirteen".