22663855473 has 32 divisors (see below), whose sum is σ = 36701982720. Its totient is φ = 12143934720.

The previous prime is 22663855469. The next prime is 22663855531. The reversal of 22663855473 is 37455836622.

It is not a de Polignac number, because 22663855473 - 2² = 22663855469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (22663855873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20383 + ... + 213876.

It is an arithmetic number, because the mean of its divisors is an integer number (1146936960).

Almost surely, 2^22663855473 is an apocalyptic number.

It is an amenable number.

22663855473 is a deficient number, since it is larger than the sum of its proper divisors (14038127247).

22663855473 is a wasteful number, since it uses less digits than its factorization.

22663855473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234557.

The product of its digits is 7257600, while the sum is 51.

The spelling of 22663855473 in words is "twenty-two billion, six hundred sixty-three million, eight hundred fifty-five thousand, four hundred seventy-three".