49191722719195 has 12 divisors (see below), whose sum is σ = 68667629265504. Its totient is φ = 33731467007280.

The previous prime is 49191722719159. The next prime is 49191722719211. The reversal of 49191722719195 is 59191722719194.

It is a de Polignac number, because none of the positive numbers 2^k-49191722719195 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 49191722719195.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100391270611 + ... + 100391271100.

It is an arithmetic number, because the mean of its divisors is an integer number (5722302438792).

Almost surely, 2^{49191722719195} is an apocalyptic number.

49191722719195 is a deficient number, since it is larger than the sum of its proper divisors (19475906546309).

49191722719195 is a wasteful number, since it uses less digits than its factorization.

49191722719195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200782541730 (or 200782541723 counting only the distinct ones).

The product of its digits is 25719120, while the sum is 67.

Subtracting 49191722719195 from its reverse (59191722719194), we obtain a palindrome (9999999999999).

It can be divided in two parts, 4919172 and 2719195, that added together give a palindrome (7638367).

The spelling of 49191722719195 in words is "forty-nine trillion, one hundred ninety-one billion, seven hundred twenty-two million, seven hundred nineteen thousand, one hundred ninety-five".