22488617473 has 12 divisors (see below), whose sum is σ = 26170218480. Its totient is φ = 19268596872.

The previous prime is 22488617453. The next prime is 22488617491. The reversal of 22488617473 is 37471688422.

It is not a de Polignac number, because 22488617473 - 2²¹ = 22486520321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22488617473.

It is not an unprimeable number, because it can be changed into a prime (22488617453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43990 + ... + 216592.

It is an arithmetic number, because the mean of its divisors is an integer number (2180851540).

Almost surely, 2^22488617473 is an apocalyptic number.

It is an amenable number.

22488617473 is a deficient number, since it is larger than the sum of its proper divisors (3681601007).

22488617473 is a wasteful number, since it uses less digits than its factorization.

22488617473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175276 (or 175269 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 52.

The spelling of 22488617473 in words is "twenty-two billion, four hundred eighty-eight million, six hundred seventeen thousand, four hundred seventy-three".