225125136645246 has 32 divisors (see below), whose sum is σ = 501358595704320. Its totient is φ = 74879635074552.

The previous prime is 225125136645229. The next prime is 225125136645271. The reversal of 225125136645246 is 642546631521522.

225125136645246 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 2 + 51 + 3 + 6 + 64 + 524 + 6 = 666.

225125136645246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×225125136645246³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 225125136645192 and 225125136645201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4502117560 + ... + 4502167563.

It is an arithmetic number, because the mean of its divisors is an integer number (15667456115760).

Almost surely, 2^{225125136645246} is an apocalyptic number.

225125136645246 is an abundant number, since it is smaller than the sum of its proper divisors (276233459059074).

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

225125136645246 is a wasteful number, since it uses less digits than its factorization.

225125136645246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9004285597 (or 9004285591 counting only the distinct ones).

The product of its digits is 20736000, while the sum is 54.

The spelling of 225125136645246 in words is "two hundred twenty-five trillion, one hundred twenty-five billion, one hundred thirty-six million, six hundred forty-five thousand, two hundred forty-six".