80885654782 has 8 divisors (see below), whose sum is σ = 121331752776. Its totient is φ = 40441737192.

The previous prime is 80885654779. The next prime is 80885654783. The reversal of 80885654782 is 28745658808.

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

It is a self number, because there is not a number n which added to its sum of digits gives 80885654782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80885654783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448968 + ... + 602779.

It is an arithmetic number, because the mean of its divisors is an integer number (15166469097).

Almost surely, 2^80885654782 is an apocalyptic number.

80885654782 is a deficient number, since it is larger than the sum of its proper divisors (40446097994).

80885654782 is a wasteful number, since it uses less digits than its factorization.

80885654782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090202.

The product of its (nonzero) digits is 34406400, while the sum is 61.

The spelling of 80885654782 in words is "eighty billion, eight hundred eighty-five million, six hundred fifty-four thousand, seven hundred eighty-two".