22303555664 has 40 divisors (see below), whose sum is σ = 46667013120. Its totient is φ = 10265240448.

The previous prime is 22303555633. The next prime is 22303555667. The reversal of 22303555664 is 46655530322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22303555667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74672 + ... + 224015.

It is an arithmetic number, because the mean of its divisors is an integer number (1166675328).

Almost surely, 2^22303555664 is an apocalyptic number.

It is an amenable number.

22303555664 is an abundant number, since it is smaller than the sum of its proper divisors (24363457456).

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

22303555664 is a wasteful number, since it uses less digits than its factorization.

22303555664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299067 (or 299061 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 22303555664 in words is "twenty-two billion, three hundred three million, five hundred fifty-five thousand, six hundred sixty-four".