22331474464 has 48 divisors (see below), whose sum is σ = 48874371840. Its totient is φ = 9974350080.

The previous prime is 22331474441. The next prime is 22331474509. The reversal of 22331474464 is 46447413322.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852934 + ... + 878725.

It is an arithmetic number, because the mean of its divisors is an integer number (1018216080).

Almost surely, 2^22331474464 is an apocalyptic number.

It is an amenable number.

22331474464 is an abundant number, since it is smaller than the sum of its proper divisors (26542897376).

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

22331474464 is a wasteful number, since it uses less digits than its factorization.

22331474464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731713 (or 1731705 counting only the distinct ones).

The product of its digits is 387072, while the sum is 40.

Adding to 22331474464 its reverse (46447413322), we get a palindrome (68778887786).

The spelling of 22331474464 in words is "twenty-two billion, three hundred thirty-one million, four hundred seventy-four thousand, four hundred sixty-four".