22642660941 has 4 divisors (see below), whose sum is σ = 30190214592. Its totient is φ = 15095107292.

The previous prime is 22642660939. The next prime is 22642660951. The reversal of 22642660941 is 14906624622.

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 22642660941 - 2¹ = 22642660939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22642660893 and 22642660902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22642660951) 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, 3773776821 + ... + 3773776826.

It is an arithmetic number, because the mean of its divisors is an integer number (7547553648).

Almost surely, 2^22642660941 is an apocalyptic number.

It is an amenable number.

22642660941 is a deficient number, since it is larger than the sum of its proper divisors (7547553651).

22642660941 is an equidigital number, since it uses as much as digits as its factorization.

22642660941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7547553650.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 22642660941 in words is "twenty-two billion, six hundred forty-two million, six hundred sixty thousand, nine hundred forty-one".