220170554105664 has 28 divisors (see below), whose sum is σ = 582534591071744. Its totient is φ = 73390184701824.

The previous prime is 220170554105627. The next prime is 220170554105701. The reversal of 220170554105664 is 466501455071022.

It is an interprime number because it is at equal distance from previous prime (220170554105627) and next prime (220170554105701).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 573360817792 + ... + 573360818175.

Almost surely, 2^{220170554105664} is an apocalyptic number.

220170554105664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220170554105664 is an abundant number, since it is smaller than the sum of its proper divisors (362364036966080).

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

220170554105664 is a wasteful number, since it uses less digits than its factorization.

220170554105664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146721635982 (or 1146721635972 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 48.

The spelling of 220170554105664 in words is "two hundred twenty trillion, one hundred seventy billion, five hundred fifty-four million, one hundred five thousand, six hundred sixty-four".