80140044 has 24 divisors (see below), whose sum is σ = 187148080. Its totient is φ = 26691264.

The previous prime is 80140037. The next prime is 80140063. The reversal of 80140044 is 44004108.

It is a self number, because there is not a number n which added to its sum of digits gives 80140044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19602 + ... + 23334.

Almost surely, 2^80140044 is an apocalyptic number.

It is an amenable number.

80140044 is an abundant number, since it is smaller than the sum of its proper divisors (107008036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80140044 is a wasteful number, since it uses less digits than its factorization.

80140044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5529 (or 5527 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 80140044 is about 8952.0971844591. The cubic root of 80140044 is about 431.1382211452.

The spelling of 80140044 in words is "eighty million, one hundred forty thousand, forty-four".