491296116 has 12 divisors (see below), whose sum is σ = 1146357632. Its totient is φ = 163765368.

The previous prime is 491296103. The next prime is 491296147. The reversal of 491296116 is 611692194.

It is a tau number, because it is divible by the number of its divisors (12).

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, 20470660 + ... + 20470683.

Almost surely, 2^491296116 is an apocalyptic number.

It is an amenable number.

491296116 is an abundant number, since it is smaller than the sum of its proper divisors (655061516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

491296116 is a wasteful number, since it uses less digits than its factorization.

491296116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40941350 (or 40941348 counting only the distinct ones).

The product of its digits is 23328, while the sum is 39.

The square root of 491296116 is about 22165.2005630448. The cubic root of 491296116 is about 789.0680223626.

The spelling of 491296116 in words is "four hundred ninety-one million, two hundred ninety-six thousand, one hundred sixteen".