49848599825 has 6 divisors (see below), whose sum is σ = 61812263814. Its totient is φ = 39878879840.

The previous prime is 49848599797. The next prime is 49848599887. The reversal of 49848599825 is 52899584894.

It is a Cunningham number, because it is equal to 223268²+1.

It can be written as a sum of positive squares in 3 ways, for example, as 1 + 49848599824 = 1^2 + 223268^2 .

It is a de Polignac number, because none of the positive numbers 2^k-49848599825 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 996971972 + ... + 996972021.

It is an arithmetic number, because the mean of its divisors is an integer number (10302043969).

Almost surely, 2^49848599825 is an apocalyptic number.

It is an amenable number.

49848599825 is a deficient number, since it is larger than the sum of its proper divisors (11963663989).

49848599825 is a wasteful number, since it uses less digits than its factorization.

49848599825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993944003 (or 1993943998 counting only the distinct ones).

The product of its digits is 298598400, while the sum is 71.

The spelling of 49848599825 in words is "forty-nine billion, eight hundred forty-eight million, five hundred ninety-nine thousand, eight hundred twenty-five".