220151620560 has 160 divisors (see below), whose sum is σ = 697675667328. Its totient is φ = 57410242560.

The previous prime is 220151620537. The next prime is 220151620609. The reversal of 220151620560 is 65026151022.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2489259 + ... + 2576181.

Almost surely, 2^220151620560 is an apocalyptic number.

220151620560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220151620560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348837833664).

220151620560 is an abundant number, since it is smaller than the sum of its proper divisors (477524046768).

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

220151620560 is a wasteful number, since it uses less digits than its factorization.

220151620560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87173 (or 87167 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 220151620560 its reverse (65026151022), we get a palindrome (285177771582).

The spelling of 220151620560 in words is "two hundred twenty billion, one hundred fifty-one million, six hundred twenty thousand, five hundred sixty".