22652421139 has 4 divisors (see below), whose sum is σ = 22652814960. Its totient is φ = 22652027320.

The previous prime is 22652421107. The next prime is 22652421173. The reversal of 22652421139 is 93112425622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93112425622 = 2 ⋅46556212811.

It is a cyclic number.

It is not a de Polignac number, because 22652421139 - 2⁵ = 22652421107 is a prime.

It is a super-2 number, since 2×22652421139² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22652421098 and 22652421107.

It is not an unprimeable number, because it can be changed into a prime (22652425139) 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, 91999 + ... + 231880.

It is an arithmetic number, because the mean of its divisors is an integer number (5663203740).

Almost surely, 2^22652421139 is an apocalyptic number.

22652421139 is a deficient number, since it is larger than the sum of its proper divisors (393821).

22652421139 is an equidigital number, since it uses as much as digits as its factorization.

22652421139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393820.

The product of its digits is 51840, while the sum is 37.

The spelling of 22652421139 in words is "twenty-two billion, six hundred fifty-two million, four hundred twenty-one thousand, one hundred thirty-nine".