16114776978 has 16 divisors (see below), whose sum is σ = 32231791296. Its totient is φ = 5371219440.

The previous prime is 16114776961. The next prime is 16114777031. The reversal of 16114776978 is 87967741161.

It is a happy number.

16114776978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9043 + ... + 179753.

It is an arithmetic number, because the mean of its divisors is an integer number (2014486956).

Almost surely, 2^16114776978 is an apocalyptic number.

16114776978 is an abundant number, since it is smaller than the sum of its proper divisors (16117014318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16114776978 is a wasteful number, since it uses less digits than its factorization.

16114776978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186449.

The product of its digits is 3556224, while the sum is 57.

The spelling of 16114776978 in words is "sixteen billion, one hundred fourteen million, seven hundred seventy-six thousand, nine hundred seventy-eight".