59947749048857 has 2 divisors, whose sum is σ = 59947749048858. Its totient is φ = 59947749048856.

The previous prime is 59947749048841. The next prime is 59947749048883. The reversal of 59947749048857 is 75884094774995.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53827152216601 + 6120596832256 = 7336699^2 + 2473984^2 .

It is a cyclic number.

It is not a de Polignac number, because 59947749048857 - 2⁴ = 59947749048841 is a prime.

It is not a weakly prime, because it can be changed into another prime (59947749548857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29973874524428 + 29973874524429.

It is an arithmetic number, because the mean of its divisors is an integer number (29973874524429).

Almost surely, 2^{59947749048857} is an apocalyptic number.

It is an amenable number.

59947749048857 is a deficient number, since it is larger than the sum of its proper divisors (1).

59947749048857 is an equidigital number, since it uses as much as digits as its factorization.

59947749048857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25604812800, while the sum is 86.

The spelling of 59947749048857 in words is "fifty-nine trillion, nine hundred forty-seven billion, seven hundred forty-nine million, forty-eight thousand, eight hundred fifty-seven".