225611646135051 has 32 divisors (see below), whose sum is σ = 336980630080512. Its totient is φ = 133082538694560.

The previous prime is 225611646135041. The next prime is 225611646135053. The reversal of 225611646135051 is 150531646116522.

It is not a de Polignac number, because 225611646135051 - 2¹³ = 225611646126859 is a prime.

It is a super-2 number, since 2×225611646135051² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225611646135053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 280505505 + ... + 281308658.

It is an arithmetic number, because the mean of its divisors is an integer number (10530644690016).

Almost surely, 2^{225611646135051} is an apocalyptic number.

225611646135051 is a deficient number, since it is larger than the sum of its proper divisors (111368983945461).

225611646135051 is a wasteful number, since it uses less digits than its factorization.

225611646135051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561814503.

The product of its (nonzero) digits is 1296000, while the sum is 48.

The spelling of 225611646135051 in words is "two hundred twenty-five trillion, six hundred eleven billion, six hundred forty-six million, one hundred thirty-five thousand, fifty-one".