220713492992 has 40 divisors (see below), whose sum is σ = 441634812432. Its totient is φ = 110196864000.

The previous prime is 220713492991. The next prime is 220713493031. The reversal of 220713492992 is 299294317022.

It is a super-2 number, since 2×220713492992² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220713492992.

It is not an unprimeable number, because it can be changed into a prime (220713492991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41867 + ... + 665717.

Almost surely, 2^220713492992 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 220713492992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220817406216).

220713492992 is an abundant number, since it is smaller than the sum of its proper divisors (220921319440).

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

220713492992 is an frugal number, since it uses more digits than its factorization.

220713492992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624560 (or 624544 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 220713492992 in words is "two hundred twenty billion, seven hundred thirteen million, four hundred ninety-two thousand, nine hundred ninety-two".