557505630655 has 8 divisors (see below), whose sum is σ = 669025842912. Its totient is φ = 445991780448.

The previous prime is 557505630623. The next prime is 557505630667. The reversal of 557505630655 is 556036505755.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 557505630655 - 2⁵ = 557505630623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1395552 + ... + 1750021.

It is an arithmetic number, because the mean of its divisors is an integer number (83628230364).

Almost surely, 2^557505630655 is an apocalyptic number.

557505630655 is a deficient number, since it is larger than the sum of its proper divisors (111520212257).

557505630655 is a wasteful number, since it uses less digits than its factorization.

557505630655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3181025.

The product of its (nonzero) digits is 11812500, while the sum is 52.

The spelling of 557505630655 in words is "five hundred fifty-seven billion, five hundred five million, six hundred thirty thousand, six hundred fifty-five".