220840766292 has 48 divisors (see below), whose sum is σ = 522749122560. Its totient is φ = 72552968928.

The previous prime is 220840766231. The next prime is 220840766299. The reversal of 220840766292 is 292667048022.

220840766292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220840766299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152733 + ... + 681915.

It is an arithmetic number, because the mean of its divisors is an integer number (10890606720).

Almost surely, 2^220840766292 is an apocalyptic number.

It is an amenable number.

220840766292 is an abundant number, since it is smaller than the sum of its proper divisors (301908356268).

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

220840766292 is a wasteful number, since it uses less digits than its factorization.

220840766292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529692 (or 529690 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 220840766292 in words is "two hundred twenty billion, eight hundred forty million, seven hundred sixty-six thousand, two hundred ninety-two".