156078066 has 8 divisors (see below), whose sum is σ = 312156144. Its totient is φ = 52026020.

The previous prime is 156078031. The next prime is 156078067. The reversal of 156078066 is 660870651.

156078066 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

156078066 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (156078067) 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, 13006500 + ... + 13006511.

It is an arithmetic number, because the mean of its divisors is an integer number (39019518).

Almost surely, 2^156078066 is an apocalyptic number.

156078066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

156078066 is a wasteful number, since it uses less digits than its factorization.

156078066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26013016.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 156078066 is about 12493.1207470351. The cubic root of 156078066 is about 538.4110423615.

The spelling of 156078066 in words is "one hundred fifty-six million, seventy-eight thousand, sixty-six".