2126464366541 has 8 divisors (see below), whose sum is σ = 2175938597184. Its totient is φ = 2076991116480.

The previous prime is 2126464366531. The next prime is 2126464366583. The reversal of 2126464366541 is 1456634646212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2126464366541 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2126464366541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126464366501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5932181 + ... + 6280421.

It is an arithmetic number, because the mean of its divisors is an integer number (271992324648).

Almost surely, 2^{2126464366541} is an apocalyptic number.

It is an amenable number.

2126464366541 is a deficient number, since it is larger than the sum of its proper divisors (49474230643).

2126464366541 is a wasteful number, since it uses less digits than its factorization.

2126464366541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490291.

The product of its digits is 4976640, while the sum is 50.

The spelling of 2126464366541 in words is "two trillion, one hundred twenty-six billion, four hundred sixty-four million, three hundred sixty-six thousand, five hundred forty-one".