493256794801 has 4 divisors (see below), whose sum is σ = 493601008932. Its totient is φ = 492912580672.

The previous prime is 493256794783. The next prime is 493256794817. The reversal of 493256794801 is 108497652394.

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 372528343201 + 120728451600 = 610351^2 + 347460^2 .

It is a cyclic number.

It is not a de Polignac number, because 493256794801 - 2⁵ = 493256794769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493256794301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172104916 + ... + 172107781.

It is an arithmetic number, because the mean of its divisors is an integer number (123400252233).

It is a 1-persistent number, because it is pandigital, but 2⋅493256794801 = 986513589602 is not.

Almost surely, 2^493256794801 is an apocalyptic number.

It is an amenable number.

493256794801 is a deficient number, since it is larger than the sum of its proper divisors (344214131).

493256794801 is a wasteful number, since it uses less digits than its factorization.

493256794801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344214130.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 493256794801 in words is "four hundred ninety-three billion, two hundred fifty-six million, seven hundred ninety-four thousand, eight hundred one".