22165506366000 has 160 divisors (see below), whose sum is σ = 71464229710848. Its totient is φ = 5910583571200.

The previous prime is 22165506365987. The next prime is 22165506366041. The reversal of 22165506366000 is 66360556122.

It is a super-2 number, since 2×22165506366000² (a number of 27 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 223792489 + ... + 223891511.

Almost surely, 2^{22165506366000} is an apocalyptic number.

22165506366000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22165506366000 is an abundant number, since it is smaller than the sum of its proper divisors (49298723344848).

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

22165506366000 is a wasteful number, since it uses less digits than its factorization.

22165506366000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136356 (or 136340 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 22165506366000 in words is "twenty-two trillion, one hundred sixty-five billion, five hundred six million, three hundred sixty-six thousand".