49723146887 has 2 divisors, whose sum is σ = 49723146888. Its totient is φ = 49723146886.

The previous prime is 49723146883. The next prime is 49723146931. The reversal of 49723146887 is 78864132794.

49723146887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49723146887 - 2² = 49723146883 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49723146883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24861573443 + 24861573444.

It is an arithmetic number, because the mean of its divisors is an integer number (24861573444).

Almost surely, 2^49723146887 is an apocalyptic number.

49723146887 is a deficient number, since it is larger than the sum of its proper divisors (1).

49723146887 is an equidigital number, since it uses as much as digits as its factorization.

49723146887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16257024, while the sum is 59.

The spelling of 49723146887 in words is "forty-nine billion, seven hundred twenty-three million, one hundred forty-six thousand, eight hundred eighty-seven".