225947890674 has 144 divisors (see below), whose sum is σ = 565123669344. Its totient is φ = 64695456000.

The previous prime is 225947890643. The next prime is 225947890699. The reversal of 225947890674 is 476098749522.

225947890674 is a `hidden beast` number, since 2 + 2 + 5 + 9 + 478 + 90 + 6 + 74 = 666.

225947890674 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 28658737 + ... + 28666619.

It is an arithmetic number, because the mean of its divisors is an integer number (3924469926).

Almost surely, 2^225947890674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225947890674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282561834672).

225947890674 is an abundant number, since it is smaller than the sum of its proper divisors (339175778670).

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

225947890674 is a wasteful number, since it uses less digits than its factorization.

225947890674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8341 (or 8319 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 225947890674 in words is "two hundred twenty-five billion, nine hundred forty-seven million, eight hundred ninety thousand, six hundred seventy-four".