80823703626 has 96 divisors (see below), whose sum is σ = 182979503616. Its totient is φ = 25754112000.

The previous prime is 80823703607. The next prime is 80823703663. The reversal of 80823703626 is 62630732808.

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 47 ways as a sum of consecutive naturals, for example, 37399986 + ... + 37402146.

It is an arithmetic number, because the mean of its divisors is an integer number (1906036496).

Almost surely, 2^80823703626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80823703626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91489751808).

80823703626 is an abundant number, since it is smaller than the sum of its proper divisors (102155799990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80823703626 is a wasteful number, since it uses less digits than its factorization.

80823703626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988 (or 2985 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 80823703626 in words is "eighty billion, eight hundred twenty-three million, seven hundred three thousand, six hundred twenty-six".