220361162544 has 60 divisors (see below), whose sum is σ = 616856221800. Its totient is φ = 73435732992.

The previous prime is 220361162429. The next prime is 220361162563. The reversal of 220361162544 is 445261163022.

220361162544 is a `hidden beast` number, since 2 + 20 + 3 + 6 + 1 + 1 + 625 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 220361162499 and 220361162508.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 409267 + ... + 779885.

It is an arithmetic number, because the mean of its divisors is an integer number (10280937030).

Almost surely, 2^220361162544 is an apocalyptic number.

220361162544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220361162544 is an abundant number, since it is smaller than the sum of its proper divisors (396495059256).

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

220361162544 is a wasteful number, since it uses less digits than its factorization.

220361162544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374762 (or 374753 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 220361162544 in words is "two hundred twenty billion, three hundred sixty-one million, one hundred sixty-two thousand, five hundred forty-four".