57453819091 has 2 divisors, whose sum is σ = 57453819092. Its totient is φ = 57453819090.

The previous prime is 57453819067. The next prime is 57453819097. The reversal of 57453819091 is 19091835475.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57453819091 - 2¹³ = 57453810899 is a prime.

It is not a weakly prime, because it can be changed into another prime (57453819097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28726909545 + 28726909546.

It is an arithmetic number, because the mean of its divisors is an integer number (28726909546).

Almost surely, 2^57453819091 is an apocalyptic number.

57453819091 is a deficient number, since it is larger than the sum of its proper divisors (1).

57453819091 is an equidigital number, since it uses as much as digits as its factorization.

57453819091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 52.

The spelling of 57453819091 in words is "fifty-seven billion, four hundred fifty-three million, eight hundred nineteen thousand, ninety-one".