63116202257 has 2 divisors, whose sum is σ = 63116202258. Its totient is φ = 63116202256.

The previous prime is 63116202229. The next prime is 63116202271. The reversal of 63116202257 is 75220261136.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35694167041 + 27422035216 = 188929^2 + 165596^2 .

It is a cyclic number.

It is not a de Polignac number, because 63116202257 - 2²² = 63112007953 is a prime.

It is not a weakly prime, because it can be changed into another prime (63116204257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31558101128 + 31558101129.

It is an arithmetic number, because the mean of its divisors is an integer number (31558101129).

Almost surely, 2^63116202257 is an apocalyptic number.

It is an amenable number.

63116202257 is a deficient number, since it is larger than the sum of its proper divisors (1).

63116202257 is an equidigital number, since it uses as much as digits as its factorization.

63116202257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 63116202257 in words is "sixty-three billion, one hundred sixteen million, two hundred two thousand, two hundred fifty-seven".