225771890602 has 8 divisors (see below), whose sum is σ = 338694134436. Its totient is φ = 112873845792.

The previous prime is 225771890551. The next prime is 225771890621. The reversal of 225771890602 is 206098177522.

It can be written as a sum of positive squares in 2 ways, for example, as 181944049401 + 43827841201 = 426549^2 + 209351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6026413 + ... + 6063760.

Almost surely, 2^225771890602 is an apocalyptic number.

225771890602 is a deficient number, since it is larger than the sum of its proper divisors (112922243834).

225771890602 is a wasteful number, since it uses less digits than its factorization.

225771890602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12099512.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 225771890602 in words is "two hundred twenty-five billion, seven hundred seventy-one million, eight hundred ninety thousand, six hundred two".