493878459359 has 4 divisors (see below), whose sum is σ = 493908870000. Its totient is φ = 493848048720.

The previous prime is 493878459307. The next prime is 493878459367. The reversal of 493878459359 is 953954878394.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493878459359 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 (493878459959) 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, 15180947 + ... + 15213444.

It is an arithmetic number, because the mean of its divisors is an integer number (123477217500).

Almost surely, 2^493878459359 is an apocalyptic number.

493878459359 is a deficient number, since it is larger than the sum of its proper divisors (30410641).

493878459359 is a wasteful number, since it uses less digits than its factorization.

493878459359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30410640.

The product of its digits is 1175731200, while the sum is 74.

The spelling of 493878459359 in words is "four hundred ninety-three billion, eight hundred seventy-eight million, four hundred fifty-nine thousand, three hundred fifty-nine".