5616220616957 has 2 divisors, whose sum is σ = 5616220616958. Its totient is φ = 5616220616956.

The previous prime is 5616220616921. The next prime is 5616220617103. The reversal of 5616220616957 is 7596160226165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2826739426681 + 2789481190276 = 1681291^2 + 1670174^2 .

It is a cyclic number.

It is not a de Polignac number, because 5616220616957 - 2¹⁰ = 5616220615933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5616220616057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2808110308478 + 2808110308479.

It is an arithmetic number, because the mean of its divisors is an integer number (2808110308479).

Almost surely, 2^{5616220616957} is an apocalyptic number.

It is an amenable number.

5616220616957 is a deficient number, since it is larger than the sum of its proper divisors (1).

5616220616957 is an equidigital number, since it uses as much as digits as its factorization.

5616220616957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 5616220616957 in words is "five trillion, six hundred sixteen billion, two hundred twenty million, six hundred sixteen thousand, nine hundred fifty-seven".