57503742811 has 2 divisors, whose sum is σ = 57503742812. Its totient is φ = 57503742810.

The previous prime is 57503742797. The next prime is 57503742871. The reversal of 57503742811 is 11824730575.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57503742811 - 2²⁵ = 57470188379 is a prime.

It is not a weakly prime, because it can be changed into another prime (57503742871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28751871405 + 28751871406.

It is an arithmetic number, because the mean of its divisors is an integer number (28751871406).

Almost surely, 2^57503742811 is an apocalyptic number.

57503742811 is a deficient number, since it is larger than the sum of its proper divisors (1).

57503742811 is an equidigital number, since it uses as much as digits as its factorization.

57503742811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 57503742811 in words is "fifty-seven billion, five hundred three million, seven hundred forty-two thousand, eight hundred eleven".