20450532444264 has 96 divisors (see below), whose sum is σ = 62786722471200. Its totient is φ = 5961288804480.

The previous prime is 20450532444253. The next prime is 20450532444271. The reversal of 20450532444264 is 46244423505402.

20450532444264 is a `hidden beast` number, since 2 + 0 + 4 + 50 + 532 + 4 + 4 + 4 + 2 + 64 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 574952202 + ... + 574987769.

It is an arithmetic number, because the mean of its divisors is an integer number (654028359075).

Almost surely, 2^{20450532444264} is an apocalyptic number.

20450532444264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20450532444264 is an abundant number, since it is smaller than the sum of its proper divisors (42336190026936).

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

20450532444264 is a wasteful number, since it uses less digits than its factorization.

20450532444264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149940015 (or 1149940008 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 45.

Adding to 20450532444264 its reverse (46244423505402), we get a palindrome (66694955949666).

The spelling of 20450532444264 in words is "twenty trillion, four hundred fifty billion, five hundred thirty-two million, four hundred forty-four thousand, two hundred sixty-four".