2102926808591 has 8 divisors (see below), whose sum is σ = 2403355023264. Its totient is φ = 1802501118720.

The previous prime is 2102926808581. The next prime is 2102926808599. The reversal of 2102926808591 is 1958086292012.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2102926808591 - 2¹⁴ = 2102926792207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102926808599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1755011 + ... + 2699243.

It is an arithmetic number, because the mean of its divisors is an integer number (300419377908).

Almost surely, 2^{2102926808591} is an apocalyptic number.

2102926808591 is a deficient number, since it is larger than the sum of its proper divisors (300428214673).

2102926808591 is an equidigital number, since it uses as much as digits as its factorization.

2102926808591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262401.

The product of its (nonzero) digits is 1244160, while the sum is 53.

The spelling of 2102926808591 in words is "two trillion, one hundred two billion, nine hundred twenty-six million, eight hundred eight thousand, five hundred ninety-one".