220354536956730 has 64 divisors (see below), whose sum is σ = 610865197653888. Its totient is φ = 50276970997760.

The previous prime is 220354536956717. The next prime is 220354536956789. The reversal of 220354536956730 is 37659635453022.

It is a super-2 number, since 2×220354536956730² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19639436187 + ... + 19639447406.

It is an arithmetic number, because the mean of its divisors is an integer number (9544768713342).

Almost surely, 2^{220354536956730} is an apocalyptic number.

220354536956730 is an abundant number, since it is smaller than the sum of its proper divisors (390510660697158).

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

220354536956730 is a wasteful number, since it uses less digits than its factorization.

220354536956730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39278883631.

The product of its (nonzero) digits is 122472000, while the sum is 60.

The spelling of 220354536956730 in words is "two hundred twenty trillion, three hundred fifty-four billion, five hundred thirty-six million, nine hundred fifty-six thousand, seven hundred thirty".