22338520390 has 16 divisors (see below), whose sum is σ = 40252266432. Its totient is φ = 8925868224.

The previous prime is 22338520367. The next prime is 22338520411. The reversal of 22338520390 is 9302583322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1182654 + ... + 1201393.

It is an arithmetic number, because the mean of its divisors is an integer number (2515766652).

Almost surely, 2^22338520390 is an apocalyptic number.

22338520390 is a deficient number, since it is larger than the sum of its proper divisors (17913746042).

22338520390 is a wasteful number, since it uses less digits than its factorization.

22338520390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2384991.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 22338520390 in words is "twenty-two billion, three hundred thirty-eight million, five hundred twenty thousand, three hundred ninety".