220735572775 has 96 divisors (see below), whose sum is σ = 302826600000. Its totient is φ = 158957568000.

The previous prime is 220735572773. The next prime is 220735572781. The reversal of 220735572775 is 577275537022.

It is not a de Polignac number, because 220735572775 - 2¹ = 220735572773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220735572773) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 491615751 + ... + 491616199.

It is an arithmetic number, because the mean of its divisors is an integer number (3154443750).

Almost surely, 2^220735572775 is an apocalyptic number.

220735572775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

220735572775 is a deficient number, since it is larger than the sum of its proper divisors (82091027225).

220735572775 is a wasteful number, since it uses less digits than its factorization.

220735572775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 7203000, while the sum is 52.

The spelling of 220735572775 in words is "two hundred twenty billion, seven hundred thirty-five million, five hundred seventy-two thousand, seven hundred seventy-five".