6366894023 has 32 divisors (see below), whose sum is σ = 7491585024. Its totient is φ = 5298999552.

The previous prime is 6366894013. The next prime is 6366894041. The reversal of 6366894023 is 3204986636.

It is a happy number.

It is not a de Polignac number, because 6366894023 - 2⁶ = 6366893959 is a prime.

It is a super-2 number, since 2×6366894023² = 81074679000226249058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6366894013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12657590 + ... + 12658092.

It is an arithmetic number, because the mean of its divisors is an integer number (234112032).

Almost surely, 2^6366894023 is an apocalyptic number.

6366894023 is a deficient number, since it is larger than the sum of its proper divisors (1124691001).

6366894023 is a wasteful number, since it uses less digits than its factorization.

6366894023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911.

The product of its (nonzero) digits is 1119744, while the sum is 47.

The square root of 6366894023 is about 79792.8193699157. The cubic root of 6366894023 is about 1853.4286572788.

The spelling of 6366894023 in words is "six billion, three hundred sixty-six million, eight hundred ninety-four thousand, twenty-three".