16080778 has 16 divisors (see below), whose sum is σ = 27624960. Its totient is φ = 6877296.

The previous prime is 16080773. The next prime is 16080797. The reversal of 16080778 is 87708061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16080773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8263 + ... + 10021.

It is an arithmetic number, because the mean of its divisors is an integer number (1726560).

Almost surely, 2^16080778 is an apocalyptic number.

16080778 is a deficient number, since it is larger than the sum of its proper divisors (11544182).

16080778 is a wasteful number, since it uses less digits than its factorization.

16080778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 16080778 is about 4010.0845377623. The cubic root of 16080778 is about 252.4075562647.

The spelling of 16080778 in words is "sixteen million, eighty thousand, seven hundred seventy-eight".