80059521 has 16 divisors (see below), whose sum is σ = 114488640. Its totient is φ = 49608000.

The previous prime is 80059501. The next prime is 80059523. The reversal of 80059521 is 12595008.

It is not a de Polignac number, because 80059521 - 2⁵ = 80059489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80059523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10230 + ... + 16271.

It is an arithmetic number, because the mean of its divisors is an integer number (7155540).

Almost surely, 2^80059521 is an apocalyptic number.

It is an amenable number.

80059521 is a deficient number, since it is larger than the sum of its proper divisors (34429119).

80059521 is a wasteful number, since it uses less digits than its factorization.

80059521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26576.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 80059521 is about 8947.5986163886. The cubic root of 80059521 is about 430.9937732712.

The spelling of 80059521 in words is "eighty million, fifty-nine thousand, five hundred twenty-one".