64383132636 has 24 divisors (see below), whose sum is σ = 166919233040. Its totient is φ = 21461044176.

The previous prime is 64383132631. The next prime is 64383132641. The reversal of 64383132636 is 63623138346.

64383132636 is a `hidden beast` number, since 6 + 4 + 3 + 8 + 3 + 1 + 3 + 2 + 636 = 666.

It is an interprime number because it is at equal distance from previous prime (64383132631) and next prime (64383132641).

It is a junction number, because it is equal to n+sod(n) for n = 64383132591 and 64383132600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64383132631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298069951 + ... + 298070166.

Almost surely, 2^64383132636 is an apocalyptic number.

It is an amenable number.

64383132636 is an abundant number, since it is smaller than the sum of its proper divisors (102536100404).

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

64383132636 is a wasteful number, since it uses less digits than its factorization.

64383132636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596140130 (or 596140122 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 45.

The spelling of 64383132636 in words is "sixty-four billion, three hundred eighty-three million, one hundred thirty-two thousand, six hundred thirty-six".