2128526621006 has 16 divisors (see below), whose sum is σ = 3211763126208. Its totient is φ = 1057947264000.

The previous prime is 2128526621003. The next prime is 2128526621017. The reversal of 2128526621006 is 6001266258212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2128526621003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1577270 + ... + 2597081.

It is an arithmetic number, because the mean of its divisors is an integer number (200735195388).

Almost surely, 2^{2128526621006} is an apocalyptic number.

2128526621006 is a deficient number, since it is larger than the sum of its proper divisors (1083236505202).

2128526621006 is a wasteful number, since it uses less digits than its factorization.

2128526621006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4175867.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 2128526621006 in words is "two trillion, one hundred twenty-eight billion, five hundred twenty-six million, six hundred twenty-one thousand, six".