49603964491 has 2 divisors, whose sum is σ = 49603964492. Its totient is φ = 49603964490.

The previous prime is 49603964489. The next prime is 49603964519. The reversal of 49603964491 is 19446930694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49603964491 - 2¹ = 49603964489 is a prime.

Together with 49603964489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (49603944491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24801982245 + 24801982246.

It is an arithmetic number, because the mean of its divisors is an integer number (24801982246).

Almost surely, 2^49603964491 is an apocalyptic number.

49603964491 is a deficient number, since it is larger than the sum of its proper divisors (1).

49603964491 is an equidigital number, since it uses as much as digits as its factorization.

49603964491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 49603964491 in words is "forty-nine billion, six hundred three million, nine hundred sixty-four thousand, four hundred ninety-one".