493989012742 has 8 divisors (see below), whose sum is σ = 740997875376. Its totient is φ = 246989720952.

The previous prime is 493989012599. The next prime is 493989012761. The reversal of 493989012742 is 247210989394.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2262253 + ... + 2470984.

It is an arithmetic number, because the mean of its divisors is an integer number (92624734422).

Almost surely, 2^493989012742 is an apocalyptic number.

493989012742 is a deficient number, since it is larger than the sum of its proper divisors (247008862634).

493989012742 is a wasteful number, since it uses less digits than its factorization.

493989012742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4785422.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 493989012742 in words is "four hundred ninety-three billion, nine hundred eighty-nine million, twelve thousand, seven hundred forty-two".