225156553024 has 84 divisors (see below), whose sum is σ = 509271666240. Its totient is φ = 98448929280.

The previous prime is 225156553021. The next prime is 225156553049. The reversal of 225156553024 is 420355651522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225156553021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 342312 + ... + 753319.

Almost surely, 2^225156553024 is an apocalyptic number.

It is an amenable number.

225156553024 is an abundant number, since it is smaller than the sum of its proper divisors (284115113216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225156553024 is a wasteful number, since it uses less digits than its factorization.

225156553024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095688 (or 1095665 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 225156553024 in words is "two hundred twenty-five billion, one hundred fifty-six million, five hundred fifty-three thousand, twenty-four".