220162643652250 has 256 divisors, whose sum is σ = 480173216140800. Its totient is φ = 74861076787200.

The previous prime is 220162643652221. The next prime is 220162643652253. The reversal of 220162643652250 is 52256346261022.

220162643652250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 220162643652250.

It is not an unprimeable number, because it can be changed into a prime (220162643652253) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 551361169 + ... + 551760331.

It is an arithmetic number, because the mean of its divisors is an integer number (1875676625550).

Almost surely, 2^{220162643652250} is an apocalyptic number.

220162643652250 is an abundant number, since it is smaller than the sum of its proper divisors (260010572488550).

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

220162643652250 is a wasteful number, since it uses less digits than its factorization.

220162643652250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399426 (or 399416 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 220162643652250 in words is "two hundred twenty trillion, one hundred sixty-two billion, six hundred forty-three million, six hundred fifty-two thousand, two hundred fifty".