22123620426 has 32 divisors (see below), whose sum is σ = 44661196800. Its totient is φ = 7305808064.

The previous prime is 22123620383. The next prime is 22123620433. The reversal of 22123620426 is 62402632122.

It is a junction number, because it is equal to n+sod(n) for n = 22123620393 and 22123620402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310096 + ... + 374708.

It is an arithmetic number, because the mean of its divisors is an integer number (1395662400).

Almost surely, 2^22123620426 is an apocalyptic number.

22123620426 is an abundant number, since it is smaller than the sum of its proper divisors (22537576374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22123620426 is a wasteful number, since it uses less digits than its factorization.

22123620426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65150.

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 22123620426 in words is "twenty-two billion, one hundred twenty-three million, six hundred twenty thousand, four hundred twenty-six".