491342569124 has 24 divisors (see below), whose sum is σ = 938518599648. Its totient is φ = 223218253440.

The previous prime is 491342569051. The next prime is 491342569147. The reversal of 491342569124 is 421965243194.

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 7 ways as a sum of consecutive naturals, for example, 2898602 + ... + 3063425.

It is an arithmetic number, because the mean of its divisors is an integer number (39104941652).

Almost surely, 2^491342569124 is an apocalyptic number.

491342569124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

491342569124 is a deficient number, since it is larger than the sum of its proper divisors (447176030524).

491342569124 is a wasteful number, since it uses less digits than its factorization.

491342569124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5963915 (or 5963913 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 50.

The spelling of 491342569124 in words is "four hundred ninety-one billion, three hundred forty-two million, five hundred sixty-nine thousand, one hundred twenty-four".