491342055 has 16 divisors (see below), whose sum is σ = 807395424. Its totient is φ = 254966400.

The previous prime is 491342023. The next prime is 491342063. The reversal of 491342055 is 550243194.

491342055 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 491342055 - 2⁵ = 491342023 is a prime.

It is a super-3 number, since 3×491342055³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442096 + ... + 443205.

It is an arithmetic number, because the mean of its divisors is an integer number (50462214).

Almost surely, 2^491342055 is an apocalyptic number.

491342055 is a deficient number, since it is larger than the sum of its proper divisors (316053369).

491342055 is a wasteful number, since it uses less digits than its factorization.

491342055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885346.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 491342055 is about 22166.2368254063. The cubic root of 491342055 is about 789.0926157221.

The spelling of 491342055 in words is "four hundred ninety-one million, three hundred forty-two thousand, fifty-five".