57168407563 has 2 divisors, whose sum is σ = 57168407564. Its totient is φ = 57168407562.

The previous prime is 57168407531. The next prime is 57168407603. The reversal of 57168407563 is 36570486175.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57168407563 - 2⁵ = 57168407531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57168407563.

It is not a weakly prime, because it can be changed into another prime (57168407503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28584203781 + 28584203782.

It is an arithmetic number, because the mean of its divisors is an integer number (28584203782).

Almost surely, 2^57168407563 is an apocalyptic number.

57168407563 is a deficient number, since it is larger than the sum of its proper divisors (1).

57168407563 is an equidigital number, since it uses as much as digits as its factorization.

57168407563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 57168407563 in words is "fifty-seven billion, one hundred sixty-eight million, four hundred seven thousand, five hundred sixty-three".