5040407791 has 4 divisors (see below), whose sum is σ = 5053707400. Its totient is φ = 5027108184.

The previous prime is 5040407783. The next prime is 5040407803. The reversal of 5040407791 is 1977040405.

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

It is a cyclic number.

It is not a de Polignac number, because 5040407791 - 2³ = 5040407783 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5040407791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5040407731) 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, 6649236 + ... + 6649993.

It is an arithmetic number, because the mean of its divisors is an integer number (1263426850).

Almost surely, 2^5040407791 is an apocalyptic number.

5040407791 is a deficient number, since it is larger than the sum of its proper divisors (13299609).

5040407791 is a wasteful number, since it uses less digits than its factorization.

5040407791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13299608.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 5040407791 is about 70995.8293915917. The cubic root of 5040407791 is about 1714.5700164435.

The spelling of 5040407791 in words is "five billion, forty million, four hundred seven thousand, seven hundred ninety-one".