2128900434334 has 8 divisors (see below), whose sum is σ = 3261294282528. Its totient is φ = 1041802340160.

The previous prime is 2128900434307. The next prime is 2128900434341. The reversal of 2128900434334 is 4334340098212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11323938387 + ... + 11323938574.

It is an arithmetic number, because the mean of its divisors is an integer number (407661785316).

Almost surely, 2^{2128900434334} is an apocalyptic number.

2128900434334 is a deficient number, since it is larger than the sum of its proper divisors (1132393848194).

2128900434334 is a wasteful number, since it uses less digits than its factorization.

2128900434334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22647877010.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 2128900434334 in words is "two trillion, one hundred twenty-eight billion, nine hundred million, four hundred thirty-four thousand, three hundred thirty-four".