225613770766 has 16 divisors (see below), whose sum is σ = 348112750608. Its totient is φ = 109620748800.

The previous prime is 225613770749. The next prime is 225613770787. The reversal of 225613770766 is 667077316522.

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, 11130195 + ... + 11150446.

It is an arithmetic number, because the mean of its divisors is an integer number (21757046913).

Almost surely, 2^225613770766 is an apocalyptic number.

225613770766 is a deficient number, since it is larger than the sum of its proper divisors (122498979842).

225613770766 is a wasteful number, since it uses less digits than its factorization.

225613770766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22280787.

The product of its (nonzero) digits is 4445280, while the sum is 52.

The spelling of 225613770766 in words is "two hundred twenty-five billion, six hundred thirteen million, seven hundred seventy thousand, seven hundred sixty-six".