5020688091 has 4 divisors (see below), whose sum is σ = 6694250792. Its totient is φ = 3347125392.

The previous prime is 5020688051. The next prime is 5020688093. The reversal of 5020688091 is 1908860205.

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

It is not a de Polignac number, because 5020688091 - 2¹³ = 5020679899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5020688093) 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, 836781346 + ... + 836781351.

It is an arithmetic number, because the mean of its divisors is an integer number (1673562698).

Almost surely, 2^5020688091 is an apocalyptic number.

5020688091 is a deficient number, since it is larger than the sum of its proper divisors (1673562701).

5020688091 is a wasteful number, since it uses less digits than its factorization.

5020688091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673562700.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 5020688091 is about 70856.8140054293. The cubic root of 5020688091 is about 1712.3311106003.

The spelling of 5020688091 in words is "five billion, twenty million, six hundred eighty-eight thousand, ninety-one".