80603421886 has 24 divisors (see below), whose sum is σ = 138315227400. Its totient is φ = 35013247872.

The previous prime is 80603421803. The next prime is 80603421901. The reversal of 80603421886 is 68812430608.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5356036 + ... + 5371063.

It is an arithmetic number, because the mean of its divisors is an integer number (5763134475).

Almost surely, 2^80603421886 is an apocalyptic number.

80603421886 is a deficient number, since it is larger than the sum of its proper divisors (57711805514).

80603421886 is a wasteful number, since it uses less digits than its factorization.

80603421886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10727148 (or 10727131 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 80603421886 in words is "eighty billion, six hundred three million, four hundred twenty-one thousand, eight hundred eighty-six".