802464601613 has 2 divisors, whose sum is σ = 802464601614. Its totient is φ = 802464601612.

The previous prime is 802464601591. The next prime is 802464601691. The reversal of 802464601613 is 316106464208.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447417845449 + 355046756164 = 668893^2 + 595858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-802464601613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (802464603613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401232300806 + 401232300807.

It is an arithmetic number, because the mean of its divisors is an integer number (401232300807).

Almost surely, 2^802464601613 is an apocalyptic number.

It is an amenable number.

802464601613 is a deficient number, since it is larger than the sum of its proper divisors (1).

802464601613 is an equidigital number, since it uses as much as digits as its factorization.

802464601613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 802464601613 in words is "eight hundred two billion, four hundred sixty-four million, six hundred one thousand, six hundred thirteen".