57578717216506 has 8 divisors (see below), whose sum is σ = 89154142786944. Its totient is φ = 27860669620860.

The previous prime is 57578717216431. The next prime is 57578717216507. The reversal of 57578717216506 is 60561271787575.

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

It is not an unprimeable number, because it can be changed into a prime (57578717216507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464344493620 + ... + 464344493743.

It is an arithmetic number, because the mean of its divisors is an integer number (11144267848368).

Almost surely, 2^{57578717216506} is an apocalyptic number.

57578717216506 is a deficient number, since it is larger than the sum of its proper divisors (31575425570438).

57578717216506 is a wasteful number, since it uses less digits than its factorization.

57578717216506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928688987396.

The product of its (nonzero) digits is 172872000, while the sum is 67.

The spelling of 57578717216506 in words is "fifty-seven trillion, five hundred seventy-eight billion, seven hundred seventeen million, two hundred sixteen thousand, five hundred six".