225607261451 has 16 divisors (see below), whose sum is σ = 269541457920. Its totient is φ = 186111945120.

The previous prime is 225607261421. The next prime is 225607261469. The reversal of 225607261451 is 154162706522.

It is a cyclic number.

It is not a de Polignac number, because 225607261451 - 2¹⁰ = 225607260427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225607261399 and 225607261408.

It is not an unprimeable number, because it can be changed into a prime (225607261421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13361675 + ... + 13378548.

It is an arithmetic number, because the mean of its divisors is an integer number (16846341120).

Almost surely, 2^225607261451 is an apocalyptic number.

225607261451 is a deficient number, since it is larger than the sum of its proper divisors (43934196469).

225607261451 is a wasteful number, since it uses less digits than its factorization.

225607261451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26740306.

The product of its (nonzero) digits is 201600, while the sum is 41.

Adding to 225607261451 its reverse (154162706522), we get a palindrome (379769967973).

The spelling of 225607261451 in words is "two hundred twenty-five billion, six hundred seven million, two hundred sixty-one thousand, four hundred fifty-one".