22005408356512 has 96 divisors (see below), whose sum is σ = 49591035648000. Its totient is φ = 9415879219968.

The previous prime is 22005408356489. The next prime is 22005408356521. The reversal of 22005408356512 is 21565380450022.

It is a super-2 number, since 2×22005408356512² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361312239 + ... + 361373137.

It is an arithmetic number, because the mean of its divisors is an integer number (516573288000).

Almost surely, 2^{22005408356512} is an apocalyptic number.

It is an amenable number.

22005408356512 is an abundant number, since it is smaller than the sum of its proper divisors (27585627291488).

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

22005408356512 is a wasteful number, since it uses less digits than its factorization.

22005408356512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63458 (or 63450 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 22005408356512 in words is "twenty-two trillion, five billion, four hundred eight million, three hundred fifty-six thousand, five hundred twelve".