2128692336 has 40 divisors (see below), whose sum is σ = 5688750480. Its totient is φ = 685095936.

The previous prime is 2128692317. The next prime is 2128692353. The reversal of 2128692336 is 6332968212.

It is a super-2 number, since 2×2128692336² = 9062662122690273792, which contains 22 as substring.

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, 763225 + ... + 766008.

It is an arithmetic number, because the mean of its divisors is an integer number (142218762).

Almost surely, 2^2128692336 is an apocalyptic number.

It is an amenable number.

2128692336 is an abundant number, since it is smaller than the sum of its proper divisors (3560058144).

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

2128692336 is a wasteful number, since it uses less digits than its factorization.

2128692336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529273 (or 1529267 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 2128692336 is about 46137.7539115202. The cubic root of 2128692336 is about 1286.3849947044.

The spelling of 2128692336 in words is "two billion, one hundred twenty-eight million, six hundred ninety-two thousand, three hundred thirty-six".