22415465512 has 16 divisors (see below), whose sum is σ = 45849816000. Its totient is φ = 10188847920.

The previous prime is 22415465509. The next prime is 22415465539. The reversal of 22415465512 is 21556451422.

It is a super-2 number, since 2×22415465512² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 127360512 + ... + 127360687.

It is an arithmetic number, because the mean of its divisors is an integer number (2865613500).

Almost surely, 2^22415465512 is an apocalyptic number.

22415465512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22415465512 is an abundant number, since it is smaller than the sum of its proper divisors (23434350488).

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

22415465512 is a wasteful number, since it uses less digits than its factorization.

22415465512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254721216 (or 254721212 counting only the distinct ones).

The product of its digits is 96000, while the sum is 37.

The spelling of 22415465512 in words is "twenty-two billion, four hundred fifteen million, four hundred sixty-five thousand, five hundred twelve".