80828552618 has 8 divisors (see below), whose sum is σ = 132264904320. Its totient is φ = 36740251180.

The previous prime is 80828552617. The next prime is 80828552621. The reversal of 80828552618 is 81625582808.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 80828552618.

It is not an unprimeable number, because it can be changed into a prime (80828552617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837012538 + ... + 1837012581.

It is an arithmetic number, because the mean of its divisors is an integer number (16533113040).

Almost surely, 2^80828552618 is an apocalyptic number.

80828552618 is a deficient number, since it is larger than the sum of its proper divisors (51436351702).

80828552618 is a wasteful number, since it uses less digits than its factorization.

80828552618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674025132.

The product of its (nonzero) digits is 2457600, while the sum is 53.

The spelling of 80828552618 in words is "eighty billion, eight hundred twenty-eight million, five hundred fifty-two thousand, six hundred eighteen".