57450775819 has 2 divisors, whose sum is σ = 57450775820. Its totient is φ = 57450775818.

The previous prime is 57450775793. The next prime is 57450775829. The reversal of 57450775819 is 91857705475.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57450775819 - 2³¹ = 55303292171 is a prime.

It is a super-2 number, since 2×57450775819² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57450775829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28725387909 + 28725387910.

It is an arithmetic number, because the mean of its divisors is an integer number (28725387910).

Almost surely, 2^57450775819 is an apocalyptic number.

57450775819 is a deficient number, since it is larger than the sum of its proper divisors (1).

57450775819 is an equidigital number, since it uses as much as digits as its factorization.

57450775819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12348000, while the sum is 58.

The spelling of 57450775819 in words is "fifty-seven billion, four hundred fifty million, seven hundred seventy-five thousand, eight hundred nineteen".