800792734519 has 2 divisors, whose sum is σ = 800792734520. Its totient is φ = 800792734518.

The previous prime is 800792734493. The next prime is 800792734543. The reversal of 800792734519 is 915437297008.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800792734519 is a prime.

It is a super-2 number, since 2×800792734519² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 800792734519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800792734579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400396367259 + 400396367260.

It is an arithmetic number, because the mean of its divisors is an integer number (400396367260).

Almost surely, 2^800792734519 is an apocalyptic number.

800792734519 is a deficient number, since it is larger than the sum of its proper divisors (1).

800792734519 is an equidigital number, since it uses as much as digits as its factorization.

800792734519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 800792734519 in words is "eight hundred billion, seven hundred ninety-two million, seven hundred thirty-four thousand, five hundred nineteen".