793855558397 has 4 divisors (see below), whose sum is σ = 866024245536. Its totient is φ = 721686871260.

The previous prime is 793855558361. The next prime is 793855558453.

793855558397 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 793855558397 - 2²⁰ = 793854509821 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 (793855555397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36084343553 + ... + 36084343574.

It is an arithmetic number, because the mean of its divisors is an integer number (216506061384).

Almost surely, 2^793855558397 is an apocalyptic number.

It is an amenable number.

793855558397 is a deficient number, since it is larger than the sum of its proper divisors (72168687139).

793855558397 is a wasteful number, since it uses less digits than its factorization.

793855558397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72168687138.

The product of its digits is 1428840000, while the sum is 74.

The spelling of 793855558397 in words is "seven hundred ninety-three billion, eight hundred fifty-five million, five hundred fifty-eight thousand, three hundred ninety-seven".