557070807538 has 16 divisors (see below), whose sum is σ = 961949176704. Its totient is φ = 237001969440.

The previous prime is 557070807533. The next prime is 557070807551. The reversal of 557070807538 is 835708070755.

It is a super-2 number, since 2×557070807538² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (557070807533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145219878 + ... + 145223713.

It is an arithmetic number, because the mean of its divisors is an integer number (60121823544).

Almost surely, 2^557070807538 is an apocalyptic number.

557070807538 is a deficient number, since it is larger than the sum of its proper divisors (404878369166).

557070807538 is a wasteful number, since it uses less digits than its factorization.

557070807538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290443737.

The product of its (nonzero) digits is 8232000, while the sum is 55.

The spelling of 557070807538 in words is "five hundred fifty-seven billion, seventy million, eight hundred seven thousand, five hundred thirty-eight".