80464646 has 8 divisors (see below), whose sum is σ = 121224720. Its totient is φ = 40056408.

The previous prime is 80464607. The next prime is 80464651. The reversal of 80464646 is 64646408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×80464646³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87386 + ... + 88301.

It is an arithmetic number, because the mean of its divisors is an integer number (15153090).

Almost surely, 2^80464646 is an apocalyptic number.

80464646 is a deficient number, since it is larger than the sum of its proper divisors (40760074).

80464646 is a wasteful number, since it uses less digits than its factorization.

80464646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175918.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 80464646 is about 8970.2088047046. The cubic root of 80464646 is about 431.7195360344.

The spelling of 80464646 in words is "eighty million, four hundred sixty-four thousand, six hundred forty-six".