6366669696 has 48 divisors (see below), whose sum is σ = 18320758560. Its totient is φ = 2122222848.

The previous prime is 6366669691. The next prime is 6366669697. The reversal of 6366669696 is 6969666636.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6366669691) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2762160 + ... + 2764463.

It is an arithmetic number, because the mean of its divisors is an integer number (381682470).

Almost surely, 2^6366669696 is an apocalyptic number.

It is an amenable number.

6366669696 is an abundant number, since it is smaller than the sum of its proper divisors (11954088864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6366669696 is a wasteful number, since it uses less digits than its factorization.

6366669696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5526643 (or 5526628 counting only the distinct ones).

The product of its digits is 68024448, while the sum is 63.

The square root of 6366669696 is about 79791.4136734022. The cubic root of 6366669696 is about 1853.4068895235.

The spelling of 6366669696 in words is "six billion, three hundred sixty-six million, six hundred sixty-nine thousand, six hundred ninety-six".