151186406666 has 8 divisors (see below), whose sum is σ = 227553602724. Its totient is φ = 75335205760.

The previous prime is 151186406659. The next prime is 151186406687. The reversal of 151186406666 is 666604681151.

151186406666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 97534413025 + 53651993641 = 312305^2 + 231629^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128998055 + ... + 128999226.

Almost surely, 2^151186406666 is an apocalyptic number.

151186406666 is a deficient number, since it is larger than the sum of its proper divisors (76367196058).

151186406666 is a wasteful number, since it uses less digits than its factorization.

151186406666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257997576.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 151186406666 in words is "one hundred fifty-one billion, one hundred eighty-six million, four hundred six thousand, six hundred sixty-six".