493748304523 has 4 divisors (see below), whose sum is σ = 494604021400. Its totient is φ = 492892587648.

The previous prime is 493748304509. The next prime is 493748304563. The reversal of 493748304523 is 325403847394.

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-493748304523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493748304503) 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, 427857573 + ... + 427858726.

It is an arithmetic number, because the mean of its divisors is an integer number (123651005350).

Almost surely, 2^493748304523 is an apocalyptic number.

493748304523 is a deficient number, since it is larger than the sum of its proper divisors (855716877).

493748304523 is an equidigital number, since it uses as much as digits as its factorization.

493748304523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855716876.

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 493748304523 in words is "four hundred ninety-three billion, seven hundred forty-eight million, three hundred four thousand, five hundred twenty-three".