38329132509 has 6 divisors (see below), whose sum is σ = 55364302526. Its totient is φ = 25552755000.

The previous prime is 38329132447. The next prime is 38329132553. The reversal of 38329132509 is 90523192383.

38329132509 is a `hidden beast` number, since 3 + 8 + 3 + 2 + 9 + 132 + 509 = 666.

38329132509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 36577710009 + 1751422500 = 191253^2 + 41850^2 .

It is not a de Polignac number, because 38329132509 - 2¹⁷ = 38329001437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38329132559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2129396242 + ... + 2129396259.

Almost surely, 2^38329132509 is an apocalyptic number.

It is an amenable number.

38329132509 is a deficient number, since it is larger than the sum of its proper divisors (17035170017).

38329132509 is a wasteful number, since it uses less digits than its factorization.

38329132509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258792507 (or 4258792504 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 38329132509 in words is "thirty-eight billion, three hundred twenty-nine million, one hundred thirty-two thousand, five hundred nine".