225241874758551 has 32 divisors (see below), whose sum is σ = 343455184281600. Its totient is φ = 128623603933440.

The previous prime is 225241874758447. The next prime is 225241874758597. The reversal of 225241874758551 is 155857478142522.

It is not a de Polignac number, because 225241874758551 - 2¹⁸ = 225241874496407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225241874758651) 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, 440497290 + ... + 441008328.

It is an arithmetic number, because the mean of its divisors is an integer number (10732974508800).

Almost surely, 2^{225241874758551} is an apocalyptic number.

225241874758551 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

225241874758551 is a deficient number, since it is larger than the sum of its proper divisors (118213309523049).

225241874758551 is a wasteful number, since it uses less digits than its factorization.

225241874758551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525039.

The product of its digits is 250880000, while the sum is 66.

The spelling of 225241874758551 in words is "two hundred twenty-five trillion, two hundred forty-one billion, eight hundred seventy-four million, seven hundred fifty-eight thousand, five hundred fifty-one".