557256026027 has 4 divisors (see below), whose sum is σ = 557257644216. Its totient is φ = 557254407840.

The previous prime is 557256026023. The next prime is 557256026059. The reversal of 557256026027 is 720620652755.

557256026027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 557256026027 - 2² = 557256026023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557256026023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63533 + ... + 1057614.

It is an arithmetic number, because the mean of its divisors is an integer number (139314411054).

Almost surely, 2^557256026027 is an apocalyptic number.

557256026027 is a deficient number, since it is larger than the sum of its proper divisors (1618189).

557256026027 is a wasteful number, since it uses less digits than its factorization.

557256026027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618188.

The product of its (nonzero) digits is 1764000, while the sum is 47.

The spelling of 557256026027 in words is "five hundred fifty-seven billion, two hundred fifty-six million, twenty-six thousand, twenty-seven".