225762666557 has 16 divisors (see below), whose sum is σ = 230264714880. Its totient is φ = 221298739200.

The previous prime is 225762666527. The next prime is 225762666583. The reversal of 225762666557 is 755666267522.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 225762666557 - 2⁸ = 225762666301 is a prime.

It is a super-2 number, since 2×225762666557² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225762666496 and 225762666505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225762666527) 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, 29855057 + ... + 29862617.

It is an arithmetic number, because the mean of its divisors is an integer number (14391544680).

Almost surely, 2^225762666557 is an apocalyptic number.

It is an amenable number.

225762666557 is a deficient number, since it is larger than the sum of its proper divisors (4502048323).

225762666557 is a wasteful number, since it uses less digits than its factorization.

225762666557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004.

The product of its digits is 63504000, while the sum is 59.

The spelling of 225762666557 in words is "two hundred twenty-five billion, seven hundred sixty-two million, six hundred sixty-six thousand, five hundred fifty-seven".