9449749341787 has 2 divisors, whose sum is σ = 9449749341788. Its totient is φ = 9449749341786.

The previous prime is 9449749341749. The next prime is 9449749341821. The reversal of 9449749341787 is 7871439479449.

9449749341787 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9449749341787 - 2²³ = 9449740953179 is a prime.

It is not a weakly prime, because it can be changed into another prime (9449749341707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4724874670893 + 4724874670894.

It is an arithmetic number, because the mean of its divisors is an integer number (4724874670894).

Almost surely, 2^{9449749341787} is an apocalyptic number.

9449749341787 is a deficient number, since it is larger than the sum of its proper divisors (1).

9449749341787 is an equidigital number, since it uses as much as digits as its factorization.

9449749341787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536288768, while the sum is 76.

The spelling of 9449749341787 in words is "nine trillion, four hundred forty-nine billion, seven hundred forty-nine million, three hundred forty-one thousand, seven hundred eighty-seven".