2126589308087 has 4 divisors (see below), whose sum is σ = 2251682796816. Its totient is φ = 2001495819360.

The previous prime is 2126589308057. The next prime is 2126589308119. The reversal of 2126589308087 is 7808039856212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2126589308087 - 2⁸ = 2126589307831 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 (2126589308047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62546744339 + ... + 62546744372.

It is an arithmetic number, because the mean of its divisors is an integer number (562920699204).

Almost surely, 2^{2126589308087} is an apocalyptic number.

2126589308087 is a deficient number, since it is larger than the sum of its proper divisors (125093488729).

2126589308087 is a wasteful number, since it uses less digits than its factorization.

2126589308087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125093488728.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 2126589308087 in words is "two trillion, one hundred twenty-six billion, five hundred eighty-nine million, three hundred eight thousand, eighty-seven".