662464464664 has 8 divisors (see below), whose sum is σ = 1242120871260. Its totient is φ = 331232232328.

The previous prime is 662464464659. The next prime is 662464464689. The reversal of 662464464664 is 466464464266.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 662464464599 and 662464464608.

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, 41404029034 + ... + 41404029049.

Almost surely, 2^662464464664 is an apocalyptic number.

It is an amenable number.

662464464664 is a deficient number, since it is larger than the sum of its proper divisors (579656406596).

662464464664 is a wasteful number, since it uses less digits than its factorization.

662464464664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82808058089 (or 82808058085 counting only the distinct ones).

The product of its digits is 95551488, while the sum is 58.

The spelling of 662464464664 in words is "six hundred sixty-two billion, four hundred sixty-four million, four hundred sixty-four thousand, six hundred sixty-four".