368197992013 has 2 divisors, whose sum is σ = 368197992014. Its totient is φ = 368197992012.

The previous prime is 368197991999. The next prime is 368197992017. The reversal of 368197992013 is 310299791863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 348976110564 + 19221881449 = 590742^2 + 138643^2 .

It is a cyclic number.

It is not a de Polignac number, because 368197992013 - 2¹⁷ = 368197860941 is a prime.

It is a super-2 number, since 2×368197992013² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368197992017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184098996006 + 184098996007.

It is an arithmetic number, because the mean of its divisors is an integer number (184098996007).

Almost surely, 2^368197992013 is an apocalyptic number.

It is an amenable number.

368197992013 is a deficient number, since it is larger than the sum of its proper divisors (1).

368197992013 is an equidigital number, since it uses as much as digits as its factorization.

368197992013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4408992, while the sum is 58.

The spelling of 368197992013 in words is "three hundred sixty-eight billion, one hundred ninety-seven million, nine hundred ninety-two thousand, thirteen".