22939370000645 has 64 divisors (see below), whose sum is σ = 32100345446400. Its totient is φ = 15412732731648.

The previous prime is 22939370000621. The next prime is 22939370000669. The reversal of 22939370000645 is 54600007393922.

It is an interprime number because it is at equal distance from previous prime (22939370000621) and next prime (22939370000669).

It is not a de Polignac number, because 22939370000645 - 2¹² = 22939369996549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22939370000593 and 22939370000602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1303438556 + ... + 1303456154.

It is an arithmetic number, because the mean of its divisors is an integer number (501567897600).

Almost surely, 2^{22939370000645} is an apocalyptic number.

It is an amenable number.

22939370000645 is a deficient number, since it is larger than the sum of its proper divisors (9160975445755).

22939370000645 is a wasteful number, since it uses less digits than its factorization.

22939370000645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21354.

The product of its (nonzero) digits is 2449440, while the sum is 50.

The spelling of 22939370000645 in words is "twenty-two trillion, nine hundred thirty-nine billion, three hundred seventy million, six hundred forty-five", and thus it is an aban number.