57445796673 has 8 divisors (see below), whose sum is σ = 85104884000. Its totient is φ = 38297197764.

The previous prime is 57445796669. The next prime is 57445796693. The reversal of 57445796673 is 37669754475.

It is a happy number.

57445796673 is a `hidden beast` number, since 57 + 4 + 4 + 579 + 6 + 6 + 7 + 3 = 666.

It is not a de Polignac number, because 57445796673 - 2² = 57445796669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57445796673.

It is not an unprimeable number, because it can be changed into a prime (57445796623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063811023 + ... + 1063811076.

It is an arithmetic number, because the mean of its divisors is an integer number (10638110500).

Almost surely, 2^57445796673 is an apocalyptic number.

It is an amenable number.

57445796673 is a deficient number, since it is larger than the sum of its proper divisors (27659087327).

57445796673 is a wasteful number, since it uses less digits than its factorization.

57445796673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127622108 (or 2127622102 counting only the distinct ones).

The product of its digits is 133358400, while the sum is 63.

The spelling of 57445796673 in words is "fifty-seven billion, four hundred forty-five million, seven hundred ninety-six thousand, six hundred seventy-three".