225776300032 has 52 divisors (see below), whose sum is σ = 451906643920. Its totient is φ = 112785850368.

The previous prime is 225776300023. The next prime is 225776300083. The reversal of 225776300032 is 230003677522.

It is a super-2 number, since 2×225776300032² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225776299964 and 225776300000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4599973 + ... + 4648795.

Almost surely, 2^225776300032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225776300032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225953321960).

225776300032 is an abundant number, since it is smaller than the sum of its proper divisors (226130343888).

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

225776300032 is an equidigital number, since it uses as much as digits as its factorization.

225776300032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49976 (or 49954 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 37.

Adding to 225776300032 its reverse (230003677522), we get a palindrome (455779977554).

The spelling of 225776300032 in words is "two hundred twenty-five billion, seven hundred seventy-six million, three hundred thousand, thirty-two".