6142051666 has 8 divisors (see below), whose sum is σ = 9233238780. Its totient is φ = 3064305408.

The previous prime is 6142051649. The next prime is 6142051667. The reversal of 6142051666 is 6661502416.

It can be written as a sum of positive squares in 2 ways, for example, as 6142013641 + 38025 = 78371^2 + 195^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6142051667) 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, 3359071 + ... + 3360898.

Almost surely, 2^6142051666 is an apocalyptic number.

6142051666 is a deficient number, since it is larger than the sum of its proper divisors (3091187114).

6142051666 is a wasteful number, since it uses less digits than its factorization.

6142051666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6720428.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6142051666 is about 78371.2425957379. The cubic root of 6142051666 is about 1831.3491664299.

The spelling of 6142051666 in words is "six billion, one hundred forty-two million, fifty-one thousand, six hundred sixty-six".