2006526761345 has 4 divisors (see below), whose sum is σ = 2407832113620. Its totient is φ = 1605221409072.

The previous prime is 2006526761321. The next prime is 2006526761359. The reversal of 2006526761345 is 5431676256002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 715785373681 + 1290741387664 = 846041^2 + 1136108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2006526761345 - 2⁸ = 2006526761089 is a prime.

It is a super-2 number, since 2×2006526761345² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2006526761345.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200652676130 + ... + 200652676139.

It is an arithmetic number, because the mean of its divisors is an integer number (601958028405).

Almost surely, 2^{2006526761345} is an apocalyptic number.

It is an amenable number.

2006526761345 is a deficient number, since it is larger than the sum of its proper divisors (401305352275).

2006526761345 is an equidigital number, since it uses as much as digits as its factorization.

2006526761345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401305352274.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 2006526761345 in words is "two trillion, six billion, five hundred twenty-six million, seven hundred sixty-one thousand, three hundred forty-five".