2126044999680 has 416 divisors, whose sum is σ = 7831264909824. Its totient is φ = 482392670208.

The previous prime is 2126044999643. The next prime is 2126044999697. The reversal of 2126044999680 is 869994406212.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58902919 + ... + 58939001.

Almost surely, 2^{2126044999680} is an apocalyptic number.

2126044999680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126044999680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3915632454912).

2126044999680 is an abundant number, since it is smaller than the sum of its proper divisors (5705219910144).

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

2126044999680 is a wasteful number, since it uses less digits than its factorization.

2126044999680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36259 (or 36237 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 60.

The spelling of 2126044999680 in words is "two trillion, one hundred twenty-six billion, forty-four million, nine hundred ninety-nine thousand, six hundred eighty".