225223440494 has 32 divisors (see below), whose sum is σ = 376782422016. Its totient is φ = 100268292960.

The previous prime is 225223440487. The next prime is 225223440511. The reversal of 225223440494 is 494044322522.

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, 207662 + ... + 702545.

It is an arithmetic number, because the mean of its divisors is an integer number (11774450688).

Almost surely, 2^225223440494 is an apocalyptic number.

225223440494 is a deficient number, since it is larger than the sum of its proper divisors (151558981522).

225223440494 is a wasteful number, since it uses less digits than its factorization.

225223440494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910560.

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 225223440494 in words is "two hundred twenty-five billion, two hundred twenty-three million, four hundred forty thousand, four hundred ninety-four".