464636211636664 has 16 divisors (see below), whose sum is σ = 873619617985200. Its totient is φ = 231670980173952.

The previous prime is 464636211636617. The next prime is 464636211636673. The reversal of 464636211636664 is 466636112636464.

It is a junction number, because it is equal to n+sod(n) for n = 464636211636596 and 464636211636605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80890702497 + ... + 80890708240.

It is an arithmetic number, because the mean of its divisors is an integer number (54601226124075).

Almost surely, 2^{464636211636664} is an apocalyptic number.

It is an amenable number.

464636211636664 is a deficient number, since it is larger than the sum of its proper divisors (408983406348536).

464636211636664 is a wasteful number, since it uses less digits than its factorization.

464636211636664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161781411102 (or 161781411098 counting only the distinct ones).

The product of its digits is 322486272, while the sum is 64.

The spelling of 464636211636664 in words is "four hundred sixty-four trillion, six hundred thirty-six billion, two hundred eleven million, six hundred thirty-six thousand, six hundred sixty-four".