5298849391491 has 6 divisors (see below), whose sum is σ = 7653893565500. Its totient is φ = 3532566260988.

The previous prime is 5298849391477. The next prime is 5298849391513. The reversal of 5298849391491 is 1941939488925.

5298849391491 is a `hidden beast` number, since 5 + 2 + 9 + 8 + 8 + 49 + 3 + 91 + 491 = 666.

It is not a de Polignac number, because 5298849391491 - 2¹¹ = 5298849389443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5298849391441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 294380521741 + ... + 294380521758.

Almost surely, 2^{5298849391491} is an apocalyptic number.

5298849391491 is a deficient number, since it is larger than the sum of its proper divisors (2355044174009).

5298849391491 is a wasteful number, since it uses less digits than its factorization.

5298849391491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588761043505 (or 588761043502 counting only the distinct ones).

The product of its digits is 201553920, while the sum is 72.

The spelling of 5298849391491 in words is "five trillion, two hundred ninety-eight billion, eight hundred forty-nine million, three hundred ninety-one thousand, four hundred ninety-one".