22456663604 has 24 divisors (see below), whose sum is σ = 42022878408. Its totient is φ = 10463206400.

The previous prime is 22456663589. The next prime is 22456663631. The reversal of 22456663604 is 40636665422.

It can be written as a sum of positive squares in 4 ways, for example, as 11014082704 + 11442580900 = 104948^2 + 106970^2 .

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, 1628009 + ... + 1641744.

It is an arithmetic number, because the mean of its divisors is an integer number (1750953267).

Almost surely, 2^22456663604 is an apocalyptic number.

It is an amenable number.

22456663604 is a deficient number, since it is larger than the sum of its proper divisors (19566214804).

22456663604 is a wasteful number, since it uses less digits than its factorization.

22456663604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269875 (or 3269873 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 22456663604 in words is "twenty-two billion, four hundred fifty-six million, six hundred sixty-three thousand, six hundred four".