49684037727 has 4 divisors (see below), whose sum is σ = 66245383640. Its totient is φ = 33122691816.

The previous prime is 49684037713. The next prime is 49684037729. The reversal of 49684037727 is 72773048694.

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

It is not a de Polignac number, because 49684037727 - 2²⁰ = 49682989151 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 (49684037729) 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, 8280672952 + ... + 8280672957.

It is an arithmetic number, because the mean of its divisors is an integer number (16561345910).

Almost surely, 2^49684037727 is an apocalyptic number.

49684037727 is a deficient number, since it is larger than the sum of its proper divisors (16561345913).

49684037727 is a wasteful number, since it uses less digits than its factorization.

49684037727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16561345912.

The product of its (nonzero) digits is 14224896, while the sum is 57.

The spelling of 49684037727 in words is "forty-nine billion, six hundred eighty-four million, thirty-seven thousand, seven hundred twenty-seven".