49391196443 has 2 divisors, whose sum is σ = 49391196444. Its totient is φ = 49391196442.

The previous prime is 49391196397. The next prime is 49391196461. The reversal of 49391196443 is 34469119394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49391196443 - 2⁸ = 49391196187 is a prime.

It is not a weakly prime, because it can be changed into another prime (49391196473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24695598221 + 24695598222.

It is an arithmetic number, because the mean of its divisors is an integer number (24695598222).

Almost surely, 2^49391196443 is an apocalyptic number.

49391196443 is a deficient number, since it is larger than the sum of its proper divisors (1).

49391196443 is an equidigital number, since it uses as much as digits as its factorization.

49391196443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2519424, while the sum is 53.

The spelling of 49391196443 in words is "forty-nine billion, three hundred ninety-one million, one hundred ninety-six thousand, four hundred forty-three".