57146555805 has 8 divisors (see below), whose sum is σ = 91434489312. Its totient is φ = 30478163088.

The previous prime is 57146555801. The next prime is 57146555813. The reversal of 57146555805 is 50855564175.

It is a happy number.

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

It is not a de Polignac number, because 57146555805 - 2² = 57146555801 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57146555801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1904885179 + ... + 1904885208.

It is an arithmetic number, because the mean of its divisors is an integer number (11429311164).

Almost surely, 2^57146555805 is an apocalyptic number.

It is an amenable number.

57146555805 is a deficient number, since it is larger than the sum of its proper divisors (34287933507).

57146555805 is a wasteful number, since it uses less digits than its factorization.

57146555805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809770395.

The product of its (nonzero) digits is 4200000, while the sum is 51.

The spelling of 57146555805 in words is "fifty-seven billion, one hundred forty-six million, five hundred fifty-five thousand, eight hundred five".