64364342043 has 16 divisors (see below), whose sum is σ = 86314118400. Its totient is φ = 42662716320.

The previous prime is 64364342033. The next prime is 64364342047. The reversal of 64364342043 is 34024346346.

It is a happy number.

It is not a de Polignac number, because 64364342043 - 2¹⁶ = 64364276507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64364341992 and 64364342010.

It is not an unprimeable number, because it can be changed into a prime (64364342047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315018 + ... + 477456.

It is an arithmetic number, because the mean of its divisors is an integer number (5394632400).

Almost surely, 2^64364342043 is an apocalyptic number.

64364342043 is a deficient number, since it is larger than the sum of its proper divisors (21949776357).

64364342043 is a wasteful number, since it uses less digits than its factorization.

64364342043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163202.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 64364342043 its reverse (34024346346), we get a palindrome (98388688389).

The spelling of 64364342043 in words is "sixty-four billion, three hundred sixty-four million, three hundred forty-two thousand, forty-three".