57146866345 has 32 divisors (see below), whose sum is σ = 70723699200. Its totient is φ = 44309431296.

The previous prime is 57146866339. The next prime is 57146866379. The reversal of 57146866345 is 54366864175.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 57146866345 - 2⁹ = 57146865833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21835477 + ... + 21838093.

It is an arithmetic number, because the mean of its divisors is an integer number (2210115600).

Almost surely, 2^57146866345 is an apocalyptic number.

It is an amenable number.

57146866345 is a deficient number, since it is larger than the sum of its proper divisors (13576832855).

57146866345 is a wasteful number, since it uses less digits than its factorization.

57146866345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3697.

The product of its digits is 14515200, while the sum is 55.

The spelling of 57146866345 in words is "fifty-seven billion, one hundred forty-six million, eight hundred sixty-six thousand, three hundred forty-five".