225342045513631 has 16 divisors (see below), whose sum is σ = 238074102806400. Its totient is φ = 212940834443008.

The previous prime is 225342045513623. The next prime is 225342045513707. The reversal of 225342045513631 is 136315540243522.

It is a cyclic number.

It is not a de Polignac number, because 225342045513631 - 2³ = 225342045513623 is a prime.

It is a super-2 number, since 2×225342045513631² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225342045513601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204020541 + ... + 205122073.

It is an arithmetic number, because the mean of its divisors is an integer number (14879631425400).

Almost surely, 2^{225342045513631} is an apocalyptic number.

225342045513631 is a deficient number, since it is larger than the sum of its proper divisors (12732057292769).

225342045513631 is a wasteful number, since it uses less digits than its factorization.

225342045513631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251698.

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 225342045513631 in words is "two hundred twenty-five trillion, three hundred forty-two billion, forty-five million, five hundred thirteen thousand, six hundred thirty-one".