80785058 has 4 divisors (see below), whose sum is σ = 121177590. Its totient is φ = 40392528.

The previous prime is 80785051. The next prime is 80785073. The reversal of 80785058 is 85058708.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 80156209 + 628849 = 8953^2 + 793^2 .

It is not an unprimeable number, because it can be changed into a prime (80785051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20196263 + ... + 20196266.

Almost surely, 2^80785058 is an apocalyptic number.

80785058 is a deficient number, since it is larger than the sum of its proper divisors (40392532).

80785058 is a wasteful number, since it uses less digits than its factorization.

80785058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40392531.

The product of its (nonzero) digits is 89600, while the sum is 41.

The square root of 80785058 is about 8988.0508454281. The cubic root of 80785058 is about 432.2918160083.

The spelling of 80785058 in words is "eighty million, seven hundred eighty-five thousand, fifty-eight".