22456436634 has 12 divisors (see below), whose sum is σ = 48655612746. Its totient is φ = 7485478872.

The previous prime is 22456436633. The next prime is 22456436669. The reversal of 22456436634 is 43663465422.

22456436634 is a `hidden beast` number, since 2 + 2 + 4 + 5 + 6 + 4 + 3 + 6 + 634 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14042961009 + 8413475625 = 118503^2 + 91725^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22456436634.

It is not an unprimeable number, because it can be changed into a prime (22456436633) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 623789889 + ... + 623789924.

Almost surely, 2^22456436634 is an apocalyptic number.

22456436634 is an abundant number, since it is smaller than the sum of its proper divisors (26199176112).

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

22456436634 is a wasteful number, since it uses less digits than its factorization.

22456436634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247579821 (or 1247579818 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 45.

The spelling of 22456436634 in words is "twenty-two billion, four hundred fifty-six million, four hundred thirty-six thousand, six hundred thirty-four".