225161014644630 has 128 divisors (see below), whose sum is σ = 601889465802240. Its totient is φ = 59896975132800.

The previous prime is 225161014644617. The next prime is 225161014644647. The reversal of 225161014644630 is 36446410161522.

225161014644630 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 6 + 1 + 0 + 1 + 4 + 6 + 4 + 4 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent 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 63 ways as a sum of consecutive naturals, for example, 699677244 + ... + 699998976.

It is an arithmetic number, because the mean of its divisors is an integer number (4702261451580).

Almost surely, 2^{225161014644630} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225161014644630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300944732901120).

225161014644630 is an abundant number, since it is smaller than the sum of its proper divisors (376728451157610).

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

225161014644630 is a wasteful number, since it uses less digits than its factorization.

225161014644630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328043 (or 328037 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 225161014644630 in words is "two hundred twenty-five trillion, one hundred sixty-one billion, fourteen million, six hundred forty-four thousand, six hundred thirty".