225178002674 has 4 divisors (see below), whose sum is σ = 337767004014. Its totient is φ = 112589001336.

The previous prime is 225178002641. The next prime is 225178002683. The reversal of 225178002674 is 476200871522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 221598972049 + 3579030625 = 470743^2 + 59825^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56294500667 + ... + 56294500670.

Almost surely, 2^225178002674 is an apocalyptic number.

225178002674 is a deficient number, since it is larger than the sum of its proper divisors (112589001340).

225178002674 is a wasteful number, since it uses less digits than its factorization.

225178002674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112589001339.

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 225178002674 in words is "two hundred twenty-five billion, one hundred seventy-eight million, two thousand, six hundred seventy-four".