225724273996 has 24 divisors (see below), whose sum is σ = 425726088480. Its totient is φ = 104101418112.

The previous prime is 225724273967. The next prime is 225724273997. The reversal of 225724273996 is 699372427522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 225724273996.

It is not an unprimeable number, because it can be changed into a prime (225724273997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1576921 + ... + 1714096.

It is an arithmetic number, because the mean of its divisors is an integer number (17738587020).

Almost surely, 2^225724273996 is an apocalyptic number.

225724273996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

225724273996 is a deficient number, since it is larger than the sum of its proper divisors (200001814484).

225724273996 is a wasteful number, since it uses less digits than its factorization.

225724273996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3292353 (or 3292351 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 58.

The spelling of 225724273996 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-three thousand, nine hundred ninety-six".