489642349046 has 8 divisors (see below), whose sum is σ = 736464787680. Its totient is φ = 244154086488.

The previous prime is 489642349019. The next prime is 489642349061. The reversal of 489642349046 is 640943246984.

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

It is a super-2 number, since 2×489642349046² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333543101 + ... + 333544568.

It is an arithmetic number, because the mean of its divisors is an integer number (92058098460).

Almost surely, 2^489642349046 is an apocalyptic number.

489642349046 is a deficient number, since it is larger than the sum of its proper divisors (246822438634).

489642349046 is a wasteful number, since it uses less digits than its factorization.

489642349046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667088038.

The product of its (nonzero) digits is 35831808, while the sum is 59.

The spelling of 489642349046 in words is "four hundred eighty-nine billion, six hundred forty-two million, three hundred forty-nine thousand, forty-six".