49218793258791 has 32 divisors (see below), whose sum is σ = 72722007447040. Its totient is φ = 29413532156544.

The previous prime is 49218793258783. The next prime is 49218793258829. The reversal of 49218793258791 is 19785239781294.

49218793258791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49218793258791 - 2³ = 49218793258783 is a prime.

It is a super-2 number, since 2×49218793258791² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49218793258711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31853971 + ... + 33363348.

It is an arithmetic number, because the mean of its divisors is an integer number (2272562732720).

Almost surely, 2^{49218793258791} is an apocalyptic number.

49218793258791 is a deficient number, since it is larger than the sum of its proper divisors (23503214188249).

49218793258791 is a wasteful number, since it uses less digits than its factorization.

49218793258791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65217895.

The product of its digits is 548674560, while the sum is 75.

The spelling of 49218793258791 in words is "forty-nine trillion, two hundred eighteen billion, seven hundred ninety-three million, two hundred fifty-eight thousand, seven hundred ninety-one".