5198596951957 has 2 divisors, whose sum is σ = 5198596951958. Its totient is φ = 5198596951956.

The previous prime is 5198596951943. The next prime is 5198596951991. The reversal of 5198596951957 is 7591596958915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5194542955716 + 4053996241 = 2279154^2 + 63671^2 .

It is a cyclic number.

It is not a de Polignac number, because 5198596951957 - 2¹⁹ = 5198596427669 is a prime.

It is a super-2 number, since 2×5198596951957² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5198596951937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2599298475978 + 2599298475979.

It is an arithmetic number, because the mean of its divisors is an integer number (2599298475979).

Almost surely, 2^{5198596951957} is an apocalyptic number.

It is an amenable number.

5198596951957 is a deficient number, since it is larger than the sum of its proper divisors (1).

5198596951957 is an equidigital number, since it uses as much as digits as its factorization.

5198596951957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1377810000, while the sum is 79.

The spelling of 5198596951957 in words is "five trillion, one hundred ninety-eight billion, five hundred ninety-six million, nine hundred fifty-one thousand, nine hundred fifty-seven".