57326871473 has 2 divisors, whose sum is σ = 57326871474. Its totient is φ = 57326871472.

The previous prime is 57326871467. The next prime is 57326871523. The reversal of 57326871473 is 37417862375.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42991119649 + 14335751824 = 207343^2 + 119732^2 .

It is a cyclic number.

It is not a de Polignac number, because 57326871473 - 2⁶ = 57326871409 is a prime.

It is a super-2 number, since 2×57326871473² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57326891473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28663435736 + 28663435737.

It is an arithmetic number, because the mean of its divisors is an integer number (28663435737).

Almost surely, 2^57326871473 is an apocalyptic number.

It is an amenable number.

57326871473 is a deficient number, since it is larger than the sum of its proper divisors (1).

57326871473 is an equidigital number, since it uses as much as digits as its factorization.

57326871473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5927040, while the sum is 53.

The spelling of 57326871473 in words is "fifty-seven billion, three hundred twenty-six million, eight hundred seventy-one thousand, four hundred seventy-three".