5549310791 has 4 divisors (see below), whose sum is σ = 5841379800. Its totient is φ = 5257241784.

The previous prime is 5549310787. The next prime is 5549310803. The reversal of 5549310791 is 1970139455.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5549310791 - 2² = 5549310787 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5549310721) 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, 146034476 + ... + 146034513.

It is an arithmetic number, because the mean of its divisors is an integer number (1460344950).

Almost surely, 2^5549310791 is an apocalyptic number.

5549310791 is a deficient number, since it is larger than the sum of its proper divisors (292069009).

5549310791 is a wasteful number, since it uses less digits than its factorization.

5549310791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292069008.

The product of its (nonzero) digits is 170100, while the sum is 44.

The square root of 5549310791 is about 74493.6963172053. The cubic root of 5549310791 is about 1770.4337612487.

The spelling of 5549310791 in words is "five billion, five hundred forty-nine million, three hundred ten thousand, seven hundred ninety-one".