220407384071 has 6 divisors (see below), whose sum is σ = 256392263160. Its totient is φ = 188920614876.

The previous prime is 220407384061. The next prime is 220407384079. The reversal of 220407384071 is 170483704022.

It is a de Polignac number, because none of the positive numbers 2^k-220407384071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220407384079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2249054891 + ... + 2249054988.

It is an arithmetic number, because the mean of its divisors is an integer number (42732043860).

Almost surely, 2^220407384071 is an apocalyptic number.

220407384071 is a deficient number, since it is larger than the sum of its proper divisors (35984879089).

220407384071 is an equidigital number, since it uses as much as digits as its factorization.

220407384071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4498109893 (or 4498109886 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The spelling of 220407384071 in words is "two hundred twenty billion, four hundred seven million, three hundred eighty-four thousand, seventy-one".