491841084142 has 8 divisors (see below), whose sum is σ = 739565445600. Its totient is φ = 245319268944.

The previous prime is 491841084089. The next prime is 491841084157. The reversal of 491841084142 is 241480148194.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 491841084092 and 491841084101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300635542 + ... + 300637177.

It is an arithmetic number, because the mean of its divisors is an integer number (92445680700).

Almost surely, 2^491841084142 is an apocalyptic number.

491841084142 is a deficient number, since it is larger than the sum of its proper divisors (247724361458).

491841084142 is a wasteful number, since it uses less digits than its factorization.

491841084142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601273130.

The product of its (nonzero) digits is 294912, while the sum is 46.

The spelling of 491841084142 in words is "four hundred ninety-one billion, eight hundred forty-one million, eighty-four thousand, one hundred forty-two".