225622613601 has 48 divisors (see below), whose sum is σ = 406369566720. Its totient is φ = 117191115360.

The previous prime is 225622613569. The next prime is 225622613617. The reversal of 225622613601 is 106316226522.

225622613601 is a `hidden beast` number, since 2 + 2 + 562 + 2 + 61 + 36 + 0 + 1 = 666.

It is not a de Polignac number, because 225622613601 - 2⁵ = 225622613569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225622613681) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6815776 + ... + 6848798.

It is an arithmetic number, because the mean of its divisors is an integer number (8466032640).

Almost surely, 2^225622613601 is an apocalyptic number.

225622613601 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

225622613601 is a deficient number, since it is larger than the sum of its proper divisors (180746953119).

225622613601 is a wasteful number, since it uses less digits than its factorization.

225622613601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42906 (or 42903 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 225622613601 in words is "two hundred twenty-five billion, six hundred twenty-two million, six hundred thirteen thousand, six hundred one".