22506844264 has 8 divisors (see below), whose sum is σ = 42200333010. Its totient is φ = 11253422128.

The previous prime is 22506844259. The next prime is 22506844279. The reversal of 22506844264 is 46244860522.

It can be written as a sum of positive squares in only one way, i.e., 21747400900 + 759443364 = 147470^2 + 27558^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 22506844264.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406677759 + ... + 1406677774.

Almost surely, 2^22506844264 is an apocalyptic number.

It is an amenable number.

22506844264 is a deficient number, since it is larger than the sum of its proper divisors (19693488746).

22506844264 is a wasteful number, since it uses less digits than its factorization.

22506844264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813355539 (or 2813355535 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 43.

The spelling of 22506844264 in words is "twenty-two billion, five hundred six million, eight hundred forty-four thousand, two hundred sixty-four".