2146666027 has 8 divisors (see below), whose sum is σ = 2368131120. Its totient is φ = 1929586560.

The previous prime is 2146666013. The next prime is 2146666031. The reversal of 2146666027 is 7206666412.

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

It is not a de Polignac number, because 2146666027 - 2²³ = 2138277419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146666097) 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, 1095378 + ... + 1097335.

It is an arithmetic number, because the mean of its divisors is an integer number (296016390).

Almost surely, 2^2146666027 is an apocalyptic number.

2146666027 is a deficient number, since it is larger than the sum of its proper divisors (221465093).

2146666027 is a wasteful number, since it uses less digits than its factorization.

2146666027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192813.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 2146666027 is about 46332.1273739940. The cubic root of 2146666027 is about 1289.9953982970.

The spelling of 2146666027 in words is "two billion, one hundred forty-six million, six hundred sixty-six thousand, twenty-seven".