80312167727 has 8 divisors (see below), whose sum is σ = 87689274960. Its totient is φ = 72947727360.

The previous prime is 80312167711. The next prime is 80312167777. The reversal of 80312167727 is 72776121308.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80312167727 - 2⁴ = 80312167711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80312167777) 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, 3153452 + ... + 3178817.

It is an arithmetic number, because the mean of its divisors is an integer number (10961159370).

Almost surely, 2^80312167727 is an apocalyptic number.

80312167727 is a deficient number, since it is larger than the sum of its proper divisors (7377107233).

80312167727 is a wasteful number, since it uses less digits than its factorization.

80312167727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333433.

The product of its (nonzero) digits is 197568, while the sum is 44.

The spelling of 80312167727 in words is "eighty billion, three hundred twelve million, one hundred sixty-seven thousand, seven hundred twenty-seven".