5591639211 has 8 divisors (see below), whose sum is σ = 7463046144. Its totient is φ = 3723995880.

The previous prime is 5591639189. The next prime is 5591639213. The reversal of 5591639211 is 1129361955.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5591639211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5591639213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937431 + ... + 943376.

It is an arithmetic number, because the mean of its divisors is an integer number (932880768).

Almost surely, 2^5591639211 is an apocalyptic number.

5591639211 is a deficient number, since it is larger than the sum of its proper divisors (1871406933).

5591639211 is a wasteful number, since it uses less digits than its factorization.

5591639211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881801.

The product of its digits is 72900, while the sum is 42.

The square root of 5591639211 is about 74777.2639978222. The cubic root of 5591639211 is about 1774.9238040161.

The spelling of 5591639211 in words is "five billion, five hundred ninety-one million, six hundred thirty-nine thousand, two hundred eleven".