225775750626 has 80 divisors (see below), whose sum is σ = 517593162240. Its totient is φ = 73539498240.

The previous prime is 225775750601. The next prime is 225775750639. The reversal of 225775750626 is 626057577522.

225775750626 is a `hidden beast` number, since 2 + 2 + 5 + 7 + 7 + 5 + 7 + 5 + 0 + 626 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1150471 + ... + 1332341.

It is an arithmetic number, because the mean of its divisors is an integer number (6469914528).

Almost surely, 2^225775750626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225775750626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258796581120).

225775750626 is an abundant number, since it is smaller than the sum of its proper divisors (291817411614).

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

225775750626 is a wasteful number, since it uses less digits than its factorization.

225775750626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182061 (or 182052 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 54.

The spelling of 225775750626 in words is "two hundred twenty-five billion, seven hundred seventy-five million, seven hundred fifty thousand, six hundred twenty-six".