80664662 has 32 divisors (see below), whose sum is σ = 135825984. Its totient is φ = 35683200.

The previous prime is 80664593. The next prime is 80664673. The reversal of 80664662 is 26646608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67712 + ... + 68892.

It is an arithmetic number, because the mean of its divisors is an integer number (4244562).

Almost surely, 2^80664662 is an apocalyptic number.

80664662 is a deficient number, since it is larger than the sum of its proper divisors (55161322).

80664662 is a wasteful number, since it uses less digits than its factorization.

80664662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 80664662 is about 8981.3507892744. The cubic root of 80664662 is about 432.0769574546.

The spelling of 80664662 in words is "eighty million, six hundred sixty-four thousand, six hundred sixty-two".