6364631433 has 16 divisors (see below), whose sum is σ = 8822915136. Its totient is φ = 4077807360.

The previous prime is 6364631417. The next prime is 6364631437. The reversal of 6364631433 is 3341364636.

It is not a de Polignac number, because 6364631433 - 2⁴ = 6364631417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6364631391 and 6364631400.

It is not an unprimeable number, because it can be changed into a prime (6364631437) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 377916 + ... + 394397.

It is an arithmetic number, because the mean of its divisors is an integer number (551432196).

Almost surely, 2^6364631433 is an apocalyptic number.

It is an amenable number.

6364631433 is a deficient number, since it is larger than the sum of its proper divisors (2458283703).

6364631433 is a wasteful number, since it uses less digits than its factorization.

6364631433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772424.

The product of its digits is 279936, while the sum is 39.

The square root of 6364631433 is about 79778.6402052579. The cubic root of 6364631433 is about 1853.2090815600.

The spelling of 6364631433 in words is "six billion, three hundred sixty-four million, six hundred thirty-one thousand, four hundred thirty-three".