80636263608 has 64 divisors (see below), whose sum is σ = 217476329760. Its totient is φ = 24820330496.

The previous prime is 80636263597. The next prime is 80636263613.

80636263608 is nontrivially palindromic in base 10.

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 15 ways as a sum of consecutive naturals, for example, 1842885 + ... + 1886132.

Almost surely, 2^80636263608 is an apocalyptic number.

It is an amenable number.

80636263608 is an abundant number, since it is smaller than the sum of its proper divisors (136840066152).

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

80636263608 is a wasteful number, since it uses less digits than its factorization.

80636263608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729096 (or 3729092 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 80636263608 in words is "eighty billion, six hundred thirty-six million, two hundred sixty-three thousand, six hundred eight".