225064137776 has 20 divisors (see below), whose sum is σ = 461712459672. Its totient is φ = 105912535296.

The previous prime is 225064137763. The next prime is 225064137791. The reversal of 225064137776 is 677731460522.

It is a super-2 number, since 2×225064137776² (a number of 24 digits) contains 22 as substring.

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, 413720570 + ... + 413721113.

Almost surely, 2^225064137776 is an apocalyptic number.

It is an amenable number.

225064137776 is an abundant number, since it is smaller than the sum of its proper divisors (236648321896).

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

225064137776 is a wasteful number, since it uses less digits than its factorization.

225064137776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827441708 (or 827441702 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 50.

The spelling of 225064137776 in words is "two hundred twenty-five billion, sixty-four million, one hundred thirty-seven thousand, seven hundred seventy-six".