49448683859 has 4 divisors (see below), whose sum is σ = 49449800400. Its totient is φ = 49447567320.

The previous prime is 49448683847. The next prime is 49448683861. The reversal of 49448683859 is 95838684494.

49448683859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49448683859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49448688859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488972 + ... + 581369.

It is an arithmetic number, because the mean of its divisors is an integer number (12362450100).

Almost surely, 2^49448683859 is an apocalyptic number.

49448683859 is a deficient number, since it is larger than the sum of its proper divisors (1116541).

49448683859 is a wasteful number, since it uses less digits than its factorization.

49448683859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116540.

The product of its digits is 238878720, while the sum is 68.

The spelling of 49448683859 in words is "forty-nine billion, four hundred forty-eight million, six hundred eighty-three thousand, eight hundred fifty-nine".