6145233866 has 4 divisors (see below), whose sum is σ = 9217850802. Its totient is φ = 3072616932.

The previous prime is 6145233847. The next prime is 6145233883. The reversal of 6145233866 is 6683325416.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5909150641 + 236083225 = 76871^2 + 15365^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1536308465 + ... + 1536308468.

Almost surely, 2^6145233866 is an apocalyptic number.

6145233866 is a deficient number, since it is larger than the sum of its proper divisors (3072616936).

6145233866 is a wasteful number, since it uses less digits than its factorization.

6145233866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072616935.

The product of its digits is 622080, while the sum is 44.

The square root of 6145233866 is about 78391.5420565255. The cubic root of 6145233866 is about 1831.6653861274.

The spelling of 6145233866 in words is "six billion, one hundred forty-five million, two hundred thirty-three thousand, eight hundred sixty-six".