220746432940620 has 48 divisors (see below), whose sum is σ = 618114328742400. Its totient is φ = 58863399592896.

The previous prime is 220746432940603. The next prime is 220746432940661. The reversal of 220746432940620 is 26049234647022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70832470 + ... + 73883229.

It is an arithmetic number, because the mean of its divisors is an integer number (12877381848800).

Almost surely, 2^{220746432940620} is an apocalyptic number.

220746432940620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220746432940620 is an abundant number, since it is smaller than the sum of its proper divisors (397367895801780).

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

220746432940620 is a wasteful number, since it uses less digits than its factorization.

220746432940620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144741134 (or 144741132 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 51.

The spelling of 220746432940620 in words is "two hundred twenty trillion, seven hundred forty-six billion, four hundred thirty-two million, nine hundred forty thousand, six hundred twenty".