49148918719163 has 4 divisors (see below), whose sum is σ = 49171188281280. Its totient is φ = 49126649157048.

The previous prime is 49148918719123. The next prime is 49148918719181. The reversal of 49148918719163 is 36191781984194.

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 49148918719163 - 2³⁰ = 49147844977339 is a prime.

It is a super-2 number, since 2×49148918719163² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49148918719123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11134777748 + ... + 11134782161.

It is an arithmetic number, because the mean of its divisors is an integer number (12292797070320).

Almost surely, 2^{49148918719163} is an apocalyptic number.

49148918719163 is a deficient number, since it is larger than the sum of its proper divisors (22269562117).

49148918719163 is a wasteful number, since it uses less digits than its factorization.

49148918719163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22269562116.

The product of its digits is 94058496, while the sum is 71.

The spelling of 49148918719163 in words is "forty-nine trillion, one hundred forty-eight billion, nine hundred eighteen million, seven hundred nineteen thousand, one hundred sixty-three".