64834843846 has 4 divisors (see below), whose sum is σ = 97252265772. Its totient is φ = 32417421922.

The previous prime is 64834843841. The next prime is 64834843867.

64834843846 is nontrivially palindromic in base 10.

64834843846 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64834843841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16208710960 + ... + 16208710963.

It is an arithmetic number, because the mean of its divisors is an integer number (24313066443).

Almost surely, 2^64834843846 is an apocalyptic number.

64834843846 is a deficient number, since it is larger than the sum of its proper divisors (32417421926).

64834843846 is a wasteful number, since it uses less digits than its factorization.

64834843846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32417421925.

The product of its digits is 42467328, while the sum is 58.

The spelling of 64834843846 in words is "sixty-four billion, eight hundred thirty-four million, eight hundred forty-three thousand, eight hundred forty-six".