225054457556 has 24 divisors (see below), whose sum is σ = 397795175400. Its totient is φ = 111398976000.

The previous prime is 225054457547. The next prime is 225054457567. The reversal of 225054457556 is 655754450522.

It can be written as a sum of positive squares in 4 ways, for example, as 174481644100 + 50572813456 = 417710^2 + 224884^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3625016 + ... + 3686576.

It is an arithmetic number, because the mean of its divisors is an integer number (16574798975).

Almost surely, 2^225054457556 is an apocalyptic number.

It is an amenable number.

225054457556 is a deficient number, since it is larger than the sum of its proper divisors (172740717844).

225054457556 is a wasteful number, since it uses less digits than its factorization.

225054457556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70715 (or 70713 counting only the distinct ones).

The product of its (nonzero) digits is 8400000, while the sum is 50.

The spelling of 225054457556 in words is "two hundred twenty-five billion, fifty-four million, four hundred fifty-seven thousand, five hundred fifty-six".