80045590 has 8 divisors (see below), whose sum is σ = 144082080. Its totient is φ = 32018232.

The previous prime is 80045587. The next prime is 80045591. The reversal of 80045590 is 9554008.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80045591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4002270 + ... + 4002289.

It is an arithmetic number, because the mean of its divisors is an integer number (18010260).

Almost surely, 2^80045590 is an apocalyptic number.

80045590 is a deficient number, since it is larger than the sum of its proper divisors (64036490).

80045590 is a wasteful number, since it uses less digits than its factorization.

80045590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8004566.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 80045590 is about 8946.8201054900. The cubic root of 80045590 is about 430.9687730277.

Adding to 80045590 its reverse (9554008), we get a palindrome (89599598).

The spelling of 80045590 in words is "eighty million, forty-five thousand, five hundred ninety".