5838817491 has 24 divisors (see below), whose sum is σ = 9086300496. Its totient is φ = 3591656640.

The previous prime is 5838817489. The next prime is 5838817541. The reversal of 5838817491 is 1947188385.

5838817491 is a `hidden beast` number, since 5 + 8 + 388 + 174 + 91 = 666.

It is not a de Polignac number, because 5838817491 - 2¹ = 5838817489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5838817991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 326016 + ... + 343458.

It is an arithmetic number, because the mean of its divisors is an integer number (378595854).

Almost surely, 2^5838817491 is an apocalyptic number.

5838817491 is a deficient number, since it is larger than the sum of its proper divisors (3247483005).

5838817491 is a wasteful number, since it uses less digits than its factorization.

5838817491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20323 (or 20320 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 54.

The square root of 5838817491 is about 76412.1553877392. The cubic root of 5838817491 is about 1800.7011148375.

The spelling of 5838817491 in words is "five billion, eight hundred thirty-eight million, eight hundred seventeen thousand, four hundred ninety-one".