16000078 has 16 divisors (see below), whose sum is σ = 24392016. Its totient is φ = 7870720.

The previous prime is 16000057. The next prime is 16000079. The reversal of 16000078 is 87000061.

16000078 is a modest number, since divided by 78 gives 16 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45150 + ... + 45502.

It is an arithmetic number, because the mean of its divisors is an integer number (1524501).

Almost surely, 2^16000078 is an apocalyptic number.

16000078 is a deficient number, since it is larger than the sum of its proper divisors (8391938).

16000078 is a wasteful number, since it uses less digits than its factorization.

16000078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 16000078 is about 4000.0097499881. The cubic root of 16000078 is about 251.9846194527.

The spelling of 16000078 in words is "sixteen million, seventy-eight", and thus it is an aban number and an uban number.