2126464514644 has 12 divisors (see below), whose sum is σ = 3721897965268. Its totient is φ = 1063065096000.

The previous prime is 2126464514611. The next prime is 2126464514663. The reversal of 2126464514644 is 4464154646212.

It can be written as a sum of positive squares in 2 ways, for example, as 256167576900 + 1870296937744 = 506130^2 + 1367588^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 41761707 + ... + 41812594.

Almost surely, 2^{2126464514644} is an apocalyptic number.

It is an amenable number.

2126464514644 is a deficient number, since it is larger than the sum of its proper divisors (1595433450624).

2126464514644 is a wasteful number, since it uses less digits than its factorization.

2126464514644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83580666 (or 83580664 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 49.

The spelling of 2126464514644 in words is "two trillion, one hundred twenty-six billion, four hundred sixty-four million, five hundred fourteen thousand, six hundred forty-four".