22132181464 has 64 divisors (see below), whose sum is σ = 45361260000. Its totient is φ = 10087649280.

The previous prime is 22132181441. The next prime is 22132181471. The reversal of 22132181464 is 46418123122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430612 + ... + 479260.

Almost surely, 2^22132181464 is an apocalyptic number.

It is an amenable number.

22132181464 is an abundant number, since it is smaller than the sum of its proper divisors (23229078536).

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

22132181464 is a wasteful number, since it uses less digits than its factorization.

22132181464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48788 (or 48784 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The spelling of 22132181464 in words is "twenty-two billion, one hundred thirty-two million, one hundred eighty-one thousand, four hundred sixty-four".