5277809691 has 64 divisors (see below), whose sum is σ = 9771171840. Its totient is φ = 2735298720.

The previous prime is 5277809687. The next prime is 5277809729. The reversal of 5277809691 is 1969087725.

It is not a de Polignac number, because 5277809691 - 2² = 5277809687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5277809491) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 959836 + ... + 965318.

It is an arithmetic number, because the mean of its divisors is an integer number (152674560).

Almost surely, 2^5277809691 is an apocalyptic number.

5277809691 is a deficient number, since it is larger than the sum of its proper divisors (4493362149).

5277809691 is a wasteful number, since it uses less digits than its factorization.

5277809691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5973 (or 5967 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 5277809691 is about 72648.5353672048. The cubic root of 5277809691 is about 1741.0767206218.

The spelling of 5277809691 in words is "five billion, two hundred seventy-seven million, eight hundred nine thousand, six hundred ninety-one".