2643796127376 has 160 divisors (see below), whose sum is σ = 7922270085120. Its totient is φ = 842560557696.

The previous prime is 2643796127321. The next prime is 2643796127389. The reversal of 2643796127376 is 6737216973462.

It is a happy number.

2643796127376 is a `hidden beast` number, since 2 + 6 + 4 + 3 + 7 + 9 + 612 + 7 + 3 + 7 + 6 = 666.

2643796127376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21868471 + ... + 21989033.

It is an arithmetic number, because the mean of its divisors is an integer number (49514188032).

Almost surely, 2^{2643796127376} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2643796127376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3961135042560).

2643796127376 is an abundant number, since it is smaller than the sum of its proper divisors (5278473957744).

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

2643796127376 is a wasteful number, since it uses less digits than its factorization.

2643796127376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122810 (or 122798 counting only the distinct ones).

The product of its digits is 96018048, while the sum is 63.

The spelling of 2643796127376 in words is "two trillion, six hundred forty-three billion, seven hundred ninety-six million, one hundred twenty-seven thousand, three hundred seventy-six".