2026612712161 has 4 divisors (see below), whose sum is σ = 2026641874324. Its totient is φ = 2026583550000.

The previous prime is 2026612712141. The next prime is 2026612712263. The reversal of 2026612712161 is 1612172166202.

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 1160305980625 + 866306731536 = 1077175^2 + 930756^2 .

It is a cyclic number.

It is not a de Polignac number, because 2026612712161 - 2⁹ = 2026612711649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2026612712161.

It is not an unprimeable number, because it can be changed into a prime (2026612712141) 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, 14476590 + ... + 14615911.

It is an arithmetic number, because the mean of its divisors is an integer number (506660468581).

Almost surely, 2^{2026612712161} is an apocalyptic number.

It is an amenable number.

2026612712161 is a deficient number, since it is larger than the sum of its proper divisors (29162163).

2026612712161 is an equidigital number, since it uses as much as digits as its factorization.

2026612712161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29162162.

The product of its (nonzero) digits is 24192, while the sum is 37.

Adding to 2026612712161 its reverse (1612172166202), we get a palindrome (3638784878363).

The spelling of 2026612712161 in words is "two trillion, twenty-six billion, six hundred twelve million, seven hundred twelve thousand, one hundred sixty-one".