493878459361 has 4 divisors (see below), whose sum is σ = 564432524992. Its totient is φ = 423324393732.

The previous prime is 493878459307. The next prime is 493878459367. The reversal of 493878459361 is 163954878394.

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 493878459361 - 2⁹ = 493878458849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (493878459367) 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, 35277032805 + ... + 35277032818.

It is an arithmetic number, because the mean of its divisors is an integer number (141108131248).

Almost surely, 2^493878459361 is an apocalyptic number.

It is an amenable number.

493878459361 is a deficient number, since it is larger than the sum of its proper divisors (70554065631).

493878459361 is an equidigital number, since it uses as much as digits as its factorization.

493878459361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70554065630.

The product of its digits is 156764160, while the sum is 67.

The spelling of 493878459361 in words is "four hundred ninety-three billion, eight hundred seventy-eight million, four hundred fifty-nine thousand, three hundred sixty-one".