220726425632 has 12 divisors (see below), whose sum is σ = 434555150526. Its totient is φ = 110363212800.

The previous prime is 220726425583. The next prime is 220726425659. The reversal of 220726425632 is 236524627022.

It can be written as a sum of positive squares in only one way, i.e., 219177530896 + 1548894736 = 468164^2 + 39356^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220726425632.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3448850369 + ... + 3448850432.

Almost surely, 2^220726425632 is an apocalyptic number.

It is an amenable number.

220726425632 is a deficient number, since it is larger than the sum of its proper divisors (213828724894).

220726425632 is an equidigital number, since it uses as much as digits as its factorization.

220726425632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6897700811 (or 6897700803 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 220726425632 in words is "two hundred twenty billion, seven hundred twenty-six million, four hundred twenty-five thousand, six hundred thirty-two".