57323133506 has 16 divisors (see below), whose sum is σ = 87485529600. Its totient is φ = 28161773328.

The previous prime is 57323133389. The next prime is 57323133541. The reversal of 57323133506 is 60533132375.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 57323133506.

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, 119711 + ... + 359133.

It is an arithmetic number, because the mean of its divisors is an integer number (5467845600).

Almost surely, 2^57323133506 is an apocalyptic number.

It is a pronic number, being equal to 239422×239423.

57323133506 is a deficient number, since it is larger than the sum of its proper divisors (30162396094).

57323133506 is a wasteful number, since it uses less digits than its factorization.

57323133506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241513.

The product of its (nonzero) digits is 170100, while the sum is 38.

The spelling of 57323133506 in words is "fifty-seven billion, three hundred twenty-three million, one hundred thirty-three thousand, five hundred six".