49493101787 has 2 divisors, whose sum is σ = 49493101788. Its totient is φ = 49493101786.

The previous prime is 49493101709. The next prime is 49493101831. The reversal of 49493101787 is 78710139494.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49493101787 - 2¹² = 49493097691 is a prime.

It is not a weakly prime, because it can be changed into another prime (49493103787) 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, 24746550893 + 24746550894.

It is an arithmetic number, because the mean of its divisors is an integer number (24746550894).

Almost surely, 2^49493101787 is an apocalyptic number.

49493101787 is a deficient number, since it is larger than the sum of its proper divisors (1).

49493101787 is an equidigital number, since it uses as much as digits as its factorization.

49493101787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 49493101787 in words is "forty-nine billion, four hundred ninety-three million, one hundred one thousand, seven hundred eighty-seven".