22639637342 has 32 divisors (see below), whose sum is σ = 40994494464. Its totient is φ = 9171338400.

The previous prime is 22639637309. The next prime is 22639637369. The reversal of 22639637342 is 24373693622.

It is a congruent number.

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, 587909 + ... + 625232.

It is an arithmetic number, because the mean of its divisors is an integer number (1281077952).

Almost surely, 2^22639637342 is an apocalyptic number.

22639637342 is a deficient number, since it is larger than the sum of its proper divisors (18354857122).

22639637342 is a wasteful number, since it uses less digits than its factorization.

22639637342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213224.

The product of its digits is 1959552, while the sum is 47.

The spelling of 22639637342 in words is "twenty-two billion, six hundred thirty-nine million, six hundred thirty-seven thousand, three hundred forty-two".