80793009436 has 6 divisors (see below), whose sum is σ = 141387766520. Its totient is φ = 40396504716.

The previous prime is 80793009421. The next prime is 80793009457. The reversal of 80793009436 is 63490039708.

It is a self number, because there is not a number n which added to its sum of digits gives 80793009436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10099126176 + ... + 10099126183.

Almost surely, 2^80793009436 is an apocalyptic number.

It is an amenable number.

80793009436 is a deficient number, since it is larger than the sum of its proper divisors (60594757084).

80793009436 is a wasteful number, since it uses less digits than its factorization.

80793009436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20198252363 (or 20198252361 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 80793009436 in words is "eighty billion, seven hundred ninety-three million, nine thousand, four hundred thirty-six".