225365201731 has 8 divisors (see below), whose sum is σ = 228122211744. Its totient is φ = 222618499200.

The previous prime is 225365201687. The next prime is 225365201753. The reversal of 225365201731 is 137102563522.

It is a happy number.

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 225365201731 - 2³¹ = 223217718083 is a prime.

It is a super-2 number, since 2×225365201731² (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 (225365204731) 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, 2532871 + ... + 2620336.

It is an arithmetic number, because the mean of its divisors is an integer number (28515276468).

Almost surely, 2^225365201731 is an apocalyptic number.

225365201731 is a deficient number, since it is larger than the sum of its proper divisors (2757010013).

225365201731 is a wasteful number, since it uses less digits than its factorization.

225365201731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153741.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 225365201731 in words is "two hundred twenty-five billion, three hundred sixty-five million, two hundred one thousand, seven hundred thirty-one".