220532235016240 has 160 divisors (see below), whose sum is σ = 640470088433664. Its totient is φ = 68867751260160.

The previous prime is 220532235016237. The next prime is 220532235016349. The reversal of 220532235016240 is 42610532235022.

It is a super-2 number, since 2×220532235016240² (a number of 29 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 220532235016240.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 373336344 + ... + 373926583.

Almost surely, 2^{220532235016240} is an apocalyptic number.

220532235016240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220532235016240 is an abundant number, since it is smaller than the sum of its proper divisors (419937853417424).

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

220532235016240 is a wasteful number, since it uses less digits than its factorization.

220532235016240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747262995 (or 747262989 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 220532235016240 in words is "two hundred twenty trillion, five hundred thirty-two billion, two hundred thirty-five million, sixteen thousand, two hundred forty".