48793494191 has 4 divisors (see below), whose sum is σ = 52546839912. Its totient is φ = 45040148472.

The previous prime is 48793494157. The next prime is 48793494209. The reversal of 48793494191 is 19149439784.

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

It is a cyclic number.

It is not a de Polignac number, because 48793494191 - 2²⁶ = 48726385327 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48793494191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48793494691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1876672841 + ... + 1876672866.

It is an arithmetic number, because the mean of its divisors is an integer number (13136709978).

Almost surely, 2^48793494191 is an apocalyptic number.

48793494191 is a deficient number, since it is larger than the sum of its proper divisors (3753345721).

48793494191 is a wasteful number, since it uses less digits than its factorization.

48793494191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753345720.

The product of its digits is 7838208, while the sum is 59.

The spelling of 48793494191 in words is "forty-eight billion, seven hundred ninety-three million, four hundred ninety-four thousand, one hundred ninety-one".