491976705410 has 16 divisors (see below), whose sum is σ = 886556460096. Its totient is φ = 196568817648.

The previous prime is 491976705323. The next prime is 491976705413. The reversal of 491976705410 is 14507679194.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (491976705413) 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, 27723752 + ... + 27741491.

It is an arithmetic number, because the mean of its divisors is an integer number (55409778756).

Almost surely, 2^491976705410 is an apocalyptic number.

491976705410 is a deficient number, since it is larger than the sum of its proper divisors (394579754686).

491976705410 is a wasteful number, since it uses less digits than its factorization.

491976705410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55466137.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The spelling of 491976705410 in words is "four hundred ninety-one billion, nine hundred seventy-six million, seven hundred five thousand, four hundred ten".