80136567926 has 16 divisors (see below), whose sum is σ = 124066745280. Its totient is φ = 38801258760.

The previous prime is 80136567923. The next prime is 80136567943. The reversal of 80136567926 is 62976563108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80136567923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5060180 + ... + 5075991.

It is an arithmetic number, because the mean of its divisors is an integer number (7754171580).

Almost surely, 2^80136567926 is an apocalyptic number.

80136567926 is a deficient number, since it is larger than the sum of its proper divisors (43930177354).

80136567926 is a wasteful number, since it uses less digits than its factorization.

80136567926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10136299.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 80136567926 in words is "eighty billion, one hundred thirty-six million, five hundred sixty-seven thousand, nine hundred twenty-six".