33829138539 has 16 divisors (see below), whose sum is σ = 57276848640. Its totient is φ = 19330936200.

The previous prime is 33829138513. The next prime is 33829138573. The reversal of 33829138539 is 93583192833.

It is a happy number.

It is not a de Polignac number, because 33829138539 - 2⁸ = 33829138283 is a prime.

It is a super-2 number, since 2×33829138539² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33829148539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89494887 + ... + 89495264.

It is an arithmetic number, because the mean of its divisors is an integer number (3579803040).

Almost surely, 2^33829138539 is an apocalyptic number.

33829138539 is a deficient number, since it is larger than the sum of its proper divisors (23447710101).

33829138539 is a wasteful number, since it uses less digits than its factorization.

33829138539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178990167 (or 178990161 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 33829138539 in words is "thirty-three billion, eight hundred twenty-nine million, one hundred thirty-eight thousand, five hundred thirty-nine".