802101227678713 has 4 divisors (see below), whose sum is σ = 802127751343348. Its totient is φ = 802074704014080.

The previous prime is 802101227678701. The next prime is 802101227678731. The reversal of 802101227678713 is 317876722101208.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47836962446329 + 754264265232384 = 6916427^2 + 27463872^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-802101227678713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (802101227676713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13261786956 + ... + 13261847437.

It is an arithmetic number, because the mean of its divisors is an integer number (200531937835837).

Almost surely, 2^{802101227678713} is an apocalyptic number.

It is an amenable number.

802101227678713 is a deficient number, since it is larger than the sum of its proper divisors (26523664635).

802101227678713 is a wasteful number, since it uses less digits than its factorization.

802101227678713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26523664634.

The product of its (nonzero) digits is 3161088, while the sum is 55.

The spelling of 802101227678713 in words is "eight hundred two trillion, one hundred one billion, two hundred twenty-seven million, six hundred seventy-eight thousand, seven hundred thirteen".