2126638803368 has 32 divisors (see below), whose sum is σ = 4217205972000. Its totient is φ = 1002581012160.

The previous prime is 2126638803353. The next prime is 2126638803391. The reversal of 2126638803368 is 8633088366212.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

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, 33122063 + ... + 33186206.

It is an arithmetic number, because the mean of its divisors is an integer number (131787686625).

Almost surely, 2^{2126638803368} is an apocalyptic number.

It is an amenable number.

2126638803368 is a deficient number, since it is larger than the sum of its proper divisors (2090567168632).

2126638803368 is a wasteful number, since it uses less digits than its factorization.

2126638803368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66308505 (or 66308501 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 56.

The spelling of 2126638803368 in words is "two trillion, one hundred twenty-six billion, six hundred thirty-eight million, eight hundred three thousand, three hundred sixty-eight".