57493632011 has 2 divisors, whose sum is σ = 57493632012. Its totient is φ = 57493632010.

The previous prime is 57493631953. The next prime is 57493632017. The reversal of 57493632011 is 11023639475.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57493632011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57493632011.

It is not a weakly prime, because it can be changed into another prime (57493632017) 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, 28746816005 + 28746816006.

It is an arithmetic number, because the mean of its divisors is an integer number (28746816006).

Almost surely, 2^57493632011 is an apocalyptic number.

57493632011 is a deficient number, since it is larger than the sum of its proper divisors (1).

57493632011 is an equidigital number, since it uses as much as digits as its factorization.

57493632011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 57493632011 in words is "fifty-seven billion, four hundred ninety-three million, six hundred thirty-two thousand, eleven".