43748485284787 has 2 divisors, whose sum is σ = 43748485284788. Its totient is φ = 43748485284786.

The previous prime is 43748485284733. The next prime is 43748485284821. The reversal of 43748485284787 is 78748258484734.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43748485284787 - 2³¹ = 43746337801139 is a prime.

It is not a weakly prime, because it can be changed into another prime (43748485284487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21874242642393 + 21874242642394.

It is an arithmetic number, because the mean of its divisors is an integer number (21874242642394).

Almost surely, 2^{43748485284787} is an apocalyptic number.

43748485284787 is a deficient number, since it is larger than the sum of its proper divisors (1).

43748485284787 is an equidigital number, since it uses as much as digits as its factorization.

43748485284787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10789847040, while the sum is 79.

The spelling of 43748485284787 in words is "forty-three trillion, seven hundred forty-eight billion, four hundred eighty-five million, two hundred eighty-four thousand, seven hundred eighty-seven".