5091897267 has 12 divisors (see below), whose sum is σ = 7742066280. Its totient is φ = 3215935008.

The previous prime is 5091897263. The next prime is 5091897287. The reversal of 5091897267 is 7627981905.

5091897267 is a `hidden beast` number, since 509 + 1 + 8 + 9 + 72 + 67 = 666.

5091897267 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5091897267 - 2² = 5091897263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5091897263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14888418 + ... + 14888759.

It is an arithmetic number, because the mean of its divisors is an integer number (645172190).

Almost surely, 2^5091897267 is an apocalyptic number.

5091897267 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

5091897267 is a deficient number, since it is larger than the sum of its proper divisors (2650169013).

5091897267 is a wasteful number, since it uses less digits than its factorization.

5091897267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29777202 (or 29777199 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 5091897267 is about 71357.5312563432. The cubic root of 5091897267 is about 1720.3885532627.

The spelling of 5091897267 in words is "five billion, ninety-one million, eight hundred ninety-seven thousand, two hundred sixty-seven".