49694649695 has 8 divisors (see below), whose sum is σ = 59655592800. Its totient is φ = 39741044320.

The previous prime is 49694649691. The next prime is 49694649703. The reversal of 49694649695 is 59694649694.

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

It is not a de Polignac number, because 49694649695 - 2² = 49694649691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49694649691) 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 7 ways as a sum of consecutive naturals, for example, 1819520 + ... + 1846629.

It is an arithmetic number, because the mean of its divisors is an integer number (7456949100).

Almost surely, 2^49694649695 is an apocalyptic number.

49694649695 is a deficient number, since it is larger than the sum of its proper divisors (9960943105).

49694649695 is a wasteful number, since it uses less digits than its factorization.

49694649695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668865.

The product of its digits is 453496320, while the sum is 71.

Subtracting 49694649695 from its reverse (59694649694), we obtain a palindrome (9999999999).

The spelling of 49694649695 in words is "forty-nine billion, six hundred ninety-four million, six hundred forty-nine thousand, six hundred ninety-five".