64018733827 has 2 divisors, whose sum is σ = 64018733828. Its totient is φ = 64018733826.

The previous prime is 64018733767. The next prime is 64018733833. The reversal of 64018733827 is 72833781046.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64018733827 - 2³¹ = 61871250179 is a prime.

It is not a weakly prime, because it can be changed into another prime (64018733837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32009366913 + 32009366914.

It is an arithmetic number, because the mean of its divisors is an integer number (32009366914).

Almost surely, 2^64018733827 is an apocalyptic number.

64018733827 is a deficient number, since it is larger than the sum of its proper divisors (1).

64018733827 is an equidigital number, since it uses as much as digits as its factorization.

64018733827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 64018733827 in words is "sixty-four billion, eighteen million, seven hundred thirty-three thousand, eight hundred twenty-seven".