5311749881744 has 20 divisors (see below), whose sum is σ = 10292452435824. Its totient is φ = 2655633124128.

The previous prime is 5311749881743. The next prime is 5311749881773. The reversal of 5311749881744 is 4471889471135.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5311749881743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14932262 + ... + 15283845.

Almost surely, 2^{5311749881744} is an apocalyptic number.

It is an amenable number.

5311749881744 is a deficient number, since it is larger than the sum of its proper divisors (4980702554080).

5311749881744 is a wasteful number, since it uses less digits than its factorization.

5311749881744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30227102 (or 30227096 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 62.

The spelling of 5311749881744 in words is "five trillion, three hundred eleven billion, seven hundred forty-nine million, eight hundred eighty-one thousand, seven hundred forty-four".