80400894590 has 8 divisors (see below), whose sum is σ = 144721610280. Its totient is φ = 32160357832.

The previous prime is 80400894577. The next prime is 80400894599. The reversal of 80400894590 is 9549800408.

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 (80400894599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4020044720 + ... + 4020044739.

It is an arithmetic number, because the mean of its divisors is an integer number (18090201285).

Almost surely, 2^80400894590 is an apocalyptic number.

80400894590 is a deficient number, since it is larger than the sum of its proper divisors (64320715690).

80400894590 is a wasteful number, since it uses less digits than its factorization.

80400894590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8040089466.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 80400894590 in words is "eighty billion, four hundred million, eight hundred ninety-four thousand, five hundred ninety".