2126162251677 has 16 divisors (see below), whose sum is σ = 2934538381440. Its totient is φ = 1367677171392.

The previous prime is 2126162251669. The next prime is 2126162251727. The reversal of 2126162251677 is 7761522616212.

It is not a de Polignac number, because 2126162251677 - 2³ = 2126162251669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126162251877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7784958 + ... + 8053439.

It is an arithmetic number, because the mean of its divisors is an integer number (183408648840).

Almost surely, 2^{2126162251677} is an apocalyptic number.

It is an amenable number.

2126162251677 is a deficient number, since it is larger than the sum of its proper divisors (808376129763).

2126162251677 is a wasteful number, since it uses less digits than its factorization.

2126162251677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15839972.

The product of its digits is 846720, while the sum is 48.

Adding to 2126162251677 its reverse (7761522616212), we get a palindrome (9887684867889).

The spelling of 2126162251677 in words is "two trillion, one hundred twenty-six billion, one hundred sixty-two million, two hundred fifty-one thousand, six hundred seventy-seven".