57550136506 has 16 divisors (see below), whose sum is σ = 88490116008. Its totient is φ = 28054374400.

The previous prime is 57550136473. The next prime is 57550136519. The reversal of 57550136506 is 60563105575.

It can be written as a sum of positive squares in 4 ways, for example, as 32329838025 + 25220298481 = 179805^2 + 158809^2 .

It is an unprimeable number.

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, 112615 + ... + 357466.

Almost surely, 2^57550136506 is an apocalyptic number.

57550136506 is a deficient number, since it is larger than the sum of its proper divisors (30939979502).

57550136506 is a wasteful number, since it uses less digits than its factorization.

57550136506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471617.

The product of its (nonzero) digits is 472500, while the sum is 43.

The spelling of 57550136506 in words is "fifty-seven billion, five hundred fifty million, one hundred thirty-six thousand, five hundred six".