225233320738 has 16 divisors (see below), whose sum is σ = 355973904000. Its totient is φ = 106586764272.

The previous prime is 225233320733. The next prime is 225233320777. The reversal of 225233320738 is 837023332522.

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 225233320738.

It is not an unprimeable number, because it can be changed into a prime (225233320733) 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, 2812873 + ... + 2891836.

It is an arithmetic number, because the mean of its divisors is an integer number (22248369000).

Almost surely, 2^225233320738 is an apocalyptic number.

225233320738 is a deficient number, since it is larger than the sum of its proper divisors (130740583262).

225233320738 is a wasteful number, since it uses less digits than its factorization.

225233320738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5705769.

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 225233320738 in words is "two hundred twenty-five billion, two hundred thirty-three million, three hundred twenty thousand, seven hundred thirty-eight".