22161562950236 has 12 divisors (see below), whose sum is σ = 38784782201928. Its totient is φ = 11080196606832.

The previous prime is 22161562950193. The next prime is 22161562950251. The reversal of 22161562950236 is 63205926516122.

It is a super-2 number, since 2×22161562950236² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146131811 + ... + 146283386.

It is an arithmetic number, because the mean of its divisors is an integer number (3232065183494).

Almost surely, 2^{22161562950236} is an apocalyptic number.

It is an amenable number.

22161562950236 is a deficient number, since it is larger than the sum of its proper divisors (16623219251692).

22161562950236 is a wasteful number, since it uses less digits than its factorization.

22161562950236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292434148 (or 292434146 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 22161562950236 in words is "twenty-two trillion, one hundred sixty-one billion, five hundred sixty-two million, nine hundred fifty thousand, two hundred thirty-six".