80005603756 has 12 divisors (see below), whose sum is σ = 150779791792. Its totient is φ = 36925663248.

The previous prime is 80005603747. The next prime is 80005603757. The reversal of 80005603756 is 65730650008.

It is not an unprimeable number, because it can be changed into a prime (80005603757) 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, 769284600 + ... + 769284703.

Almost surely, 2^80005603756 is an apocalyptic number.

It is an amenable number.

80005603756 is a deficient number, since it is larger than the sum of its proper divisors (70774188036).

80005603756 is a wasteful number, since it uses less digits than its factorization.

80005603756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538569320 (or 1538569318 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 80005603756 in words is "eighty billion, five million, six hundred three thousand, seven hundred fifty-six".