80361012539 has 8 divisors (see below), whose sum is σ = 81109157760. Its totient is φ = 79613516416.

The previous prime is 80361012533. The next prime is 80361012631. The reversal of 80361012539 is 93521016308.

It is a happy number.

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 80361012539 - 2⁸ = 80361012283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80361012533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88277 + ... + 410505.

It is an arithmetic number, because the mean of its divisors is an integer number (10138644720).

Almost surely, 2^80361012539 is an apocalyptic number.

80361012539 is a deficient number, since it is larger than the sum of its proper divisors (748145221).

80361012539 is a wasteful number, since it uses less digits than its factorization.

80361012539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324549.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 80361012539 in words is "eighty billion, three hundred sixty-one million, twelve thousand, five hundred thirty-nine".