48538721193 has 4 divisors (see below), whose sum is σ = 64718294928. Its totient is φ = 32359147460.

The previous prime is 48538721177. The next prime is 48538721243. The reversal of 48538721193 is 39112783584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48538721193 - 2⁴ = 48538721177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48538721093) 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, 8089786863 + ... + 8089786868.

It is an arithmetic number, because the mean of its divisors is an integer number (16179573732).

Almost surely, 2^48538721193 is an apocalyptic number.

It is an amenable number.

48538721193 is a deficient number, since it is larger than the sum of its proper divisors (16179573735).

48538721193 is a wasteful number, since it uses less digits than its factorization.

48538721193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16179573734.

The product of its digits is 1451520, while the sum is 51.

The spelling of 48538721193 in words is "forty-eight billion, five hundred thirty-eight million, seven hundred twenty-one thousand, one hundred ninety-three".