64464846446 has 48 divisors (see below), whose sum is σ = 130814914272. Its totient is φ = 23184152640.

The previous prime is 64464846367. The next prime is 64464846577.

64464846446 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64464846391 and 64464846400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1441625 + ... + 1485668.

It is an arithmetic number, because the mean of its divisors is an integer number (2725310714).

Almost surely, 2^64464846446 is an apocalyptic number.

64464846446 is an abundant number, since it is smaller than the sum of its proper divisors (66350067826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64464846446 is a wasteful number, since it uses less digits than its factorization.

64464846446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927337 (or 2927326 counting only the distinct ones).

The product of its digits is 42467328, while the sum is 56.

The spelling of 64464846446 in words is "sixty-four billion, four hundred sixty-four million, eight hundred forty-six thousand, four hundred forty-six".