461609464816 has 10 divisors (see below), whose sum is σ = 894368338112. Its totient is φ = 230804732400.

The previous prime is 461609464763. The next prime is 461609464853. The reversal of 461609464816 is 618464906164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14425295760 + ... + 14425295791.

Almost surely, 2^461609464816 is an apocalyptic number.

It is an amenable number.

461609464816 is a deficient number, since it is larger than the sum of its proper divisors (432758873296).

461609464816 is a wasteful number, since it uses less digits than its factorization.

461609464816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28850591559 (or 28850591553 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 55.

The spelling of 461609464816 in words is "four hundred sixty-one billion, six hundred nine million, four hundred sixty-four thousand, eight hundred sixteen".