5649633687 has 4 divisors (see below), whose sum is σ = 7532844920. Its totient is φ = 3766422456.

The previous prime is 5649633673. The next prime is 5649633701. The reversal of 5649633687 is 7863369465.

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

It is an interprime number because it is at equal distance from previous prime (5649633673) and next prime (5649633701).

It is not a de Polignac number, because 5649633687 - 2¹⁵ = 5649600919 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 (5649633487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941605612 + ... + 941605617.

It is an arithmetic number, because the mean of its divisors is an integer number (1883211230).

Almost surely, 2^5649633687 is an apocalyptic number.

5649633687 is a deficient number, since it is larger than the sum of its proper divisors (1883211233).

5649633687 is a wasteful number, since it uses less digits than its factorization.

5649633687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883211232.

The product of its digits is 19595520, while the sum is 57.

The square root of 5649633687 is about 75164.0451745381. The cubic root of 5649633687 is about 1781.0390019373.

The spelling of 5649633687 in words is "five billion, six hundred forty-nine million, six hundred thirty-three thousand, six hundred eighty-seven".