80949032039 has 8 divisors (see below), whose sum is σ = 86336368128. Its totient is φ = 75631210240.

The previous prime is 80949032029. The next prime is 80949032063. The reversal of 80949032039 is 93023094908.

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

It is not a de Polignac number, because 80949032039 - 2⁴ = 80949032023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80949031984 and 80949032002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80949032009) 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, 17376167 + ... + 17380824.

It is an arithmetic number, because the mean of its divisors is an integer number (10792046016).

Almost surely, 2^80949032039 is an apocalyptic number.

80949032039 is a deficient number, since it is larger than the sum of its proper divisors (5387336089).

80949032039 is a wasteful number, since it uses less digits than its factorization.

80949032039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34757145.

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 80949032039 in words is "eighty billion, nine hundred forty-nine million, thirty-two thousand, thirty-nine".