220269092864 has 112 divisors (see below), whose sum is σ = 445516418592. Its totient is φ = 108891537408.

The previous prime is 220269092861. The next prime is 220269092891. The reversal of 220269092864 is 468290962022.

It is a super-2 number, since 2×220269092864² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220269092861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391241447 + ... + 391242009.

It is an arithmetic number, because the mean of its divisors is an integer number (3977825166).

Almost surely, 2^220269092864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220269092864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222758209296).

220269092864 is an abundant number, since it is smaller than the sum of its proper divisors (225247325728).

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

220269092864 is an equidigital number, since it uses as much as digits as its factorization.

220269092864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 220269092864 in words is "two hundred twenty billion, two hundred sixty-nine million, ninety-two thousand, eight hundred sixty-four".