220520335641 has 8 divisors (see below), whose sum is σ = 294224057280. Its totient is φ = 146915085552.

The previous prime is 220520335561. The next prime is 220520335643. The reversal of 220520335641 is 146533025022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220520335641 - 2³⁴ = 203340466457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220520335643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24612661 + ... + 24621618.

It is an arithmetic number, because the mean of its divisors is an integer number (36778007160).

Almost surely, 2^220520335641 is an apocalyptic number.

It is an amenable number.

220520335641 is a deficient number, since it is larger than the sum of its proper divisors (73703721639).

220520335641 is a wasteful number, since it uses less digits than its factorization.

220520335641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49235775.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 220520335641 in words is "two hundred twenty billion, five hundred twenty million, three hundred thirty-five thousand, six hundred forty-one".