20362255225 has 12 divisors (see below), whose sum is σ = 27191442796. Its totient is φ = 15036742080.

The previous prime is 20362255213. The next prime is 20362255241. The reversal of 20362255225 is 52255226302.

It can be written as a sum of positive squares in 6 ways, for example, as 1295064169 + 19067191056 = 35987^2 + 138084^2 .

It is not a de Polignac number, because 20362255225 - 2²⁷ = 20228037497 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 31326222 + ... + 31326871.

Almost surely, 2^20362255225 is an apocalyptic number.

20362255225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20362255225 is a deficient number, since it is larger than the sum of its proper divisors (6829187571).

20362255225 is a wasteful number, since it uses less digits than its factorization.

20362255225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62653116 (or 62653111 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 20362255225 in words is "twenty billion, three hundred sixty-two million, two hundred fifty-five thousand, two hundred twenty-five".