557172110551 has 12 divisors (see below), whose sum is σ = 654085221240. Its totient is φ = 473194658160.

The previous prime is 557172110503. The next prime is 557172110563. The reversal of 557172110551 is 155011271755.

557172110551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 557172110551 - 2⁹ = 557172110039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557172113551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52154565 + ... + 52165246.

It is an arithmetic number, because the mean of its divisors is an integer number (54507101770).

Almost surely, 2^557172110551 is an apocalyptic number.

557172110551 is a deficient number, since it is larger than the sum of its proper divisors (96913110689).

557172110551 is a wasteful number, since it uses less digits than its factorization.

557172110551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104319934 (or 104319927 counting only the distinct ones).

The product of its (nonzero) digits is 61250, while the sum is 40.

The spelling of 557172110551 in words is "five hundred fifty-seven billion, one hundred seventy-two million, one hundred ten thousand, five hundred fifty-one".