225136445131 has 8 divisors (see below), whose sum is σ = 245178843840. Its totient is φ = 205483219392.

The previous prime is 225136445113. The next prime is 225136445173. The reversal of 225136445131 is 131544631522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225136445131 - 2²⁵ = 225102890699 is a prime.

It is a super-2 number, since 2×225136445131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225136445731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97292035 + ... + 97294348.

It is an arithmetic number, because the mean of its divisors is an integer number (30647355480).

Almost surely, 2^225136445131 is an apocalyptic number.

225136445131 is a deficient number, since it is larger than the sum of its proper divisors (20042398709).

225136445131 is a wasteful number, since it uses less digits than its factorization.

225136445131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194586485.

The product of its digits is 86400, while the sum is 37.

The spelling of 225136445131 in words is "two hundred twenty-five billion, one hundred thirty-six million, four hundred forty-five thousand, one hundred thirty-one".