493327681898 has 16 divisors (see below), whose sum is σ = 741184456320. Its totient is φ = 246266397696.

The previous prime is 493327681897. The next prime is 493327681937. The reversal of 493327681898 is 898186723394.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (493327681897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5062511 + ... + 5159037.

It is an arithmetic number, because the mean of its divisors is an integer number (46324028520).

Almost surely, 2^493327681898 is an apocalyptic number.

493327681898 is a deficient number, since it is larger than the sum of its proper divisors (247856774422).

493327681898 is a wasteful number, since it uses less digits than its factorization.

493327681898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100621.

The product of its digits is 125411328, while the sum is 68.

The spelling of 493327681898 in words is "four hundred ninety-three billion, three hundred twenty-seven million, six hundred eighty-one thousand, eight hundred ninety-eight".