793909645951 has 4 divisors (see below), whose sum is σ = 793955572552. Its totient is φ = 793863719352.

The previous prime is 793909645913. The next prime is 793909645957. The reversal of 793909645951 is 159546909397.

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

It is a cyclic number.

It is not a de Polignac number, because 793909645951 - 2¹⁵ = 793909613183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (793909645957) 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, 22937361 + ... + 22971946.

It is an arithmetic number, because the mean of its divisors is an integer number (198488893138).

Almost surely, 2^793909645951 is an apocalyptic number.

793909645951 is a deficient number, since it is larger than the sum of its proper divisors (45926601).

793909645951 is a wasteful number, since it uses less digits than its factorization.

793909645951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45926600.

The product of its (nonzero) digits is 82668600, while the sum is 67.

The spelling of 793909645951 in words is "seven hundred ninety-three billion, nine hundred nine million, six hundred forty-five thousand, nine hundred fifty-one".