33139259292 has 24 divisors (see below), whose sum is σ = 78193760400. Its totient is φ = 10922302336.

The previous prime is 33139259287. The next prime is 33139259323. The reversal of 33139259292 is 29295293133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15513567 + ... + 15515702.

It is an arithmetic number, because the mean of its divisors is an integer number (3258073350).

Almost surely, 2^33139259292 is an apocalyptic number.

It is an amenable number.

33139259292 is an abundant number, since it is smaller than the sum of its proper divisors (45054501108).

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

33139259292 is a wasteful number, since it uses less digits than its factorization.

33139259292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31029365 (or 31029363 counting only the distinct ones).

The product of its digits is 787320, while the sum is 48.

The spelling of 33139259292 in words is "thirty-three billion, one hundred thirty-nine million, two hundred fifty-nine thousand, two hundred ninety-two".