543670244263261 has 4 divisors (see below), whose sum is σ = 545945015160000. Its totient is φ = 541395473366524.

The previous prime is 543670244263259. The next prime is 543670244263273. The reversal of 543670244263261 is 162362442076345.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 543670244263261 - 2¹ = 543670244263259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543670242263261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137385448011 + ... + 1137385448488.

It is an arithmetic number, because the mean of its divisors is an integer number (136486253790000).

Almost surely, 2^{543670244263261} is an apocalyptic number.

It is an amenable number.

543670244263261 is a deficient number, since it is larger than the sum of its proper divisors (2274770896739).

543670244263261 is a wasteful number, since it uses less digits than its factorization.

543670244263261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274770896738.

The product of its (nonzero) digits is 34836480, while the sum is 55.

The spelling of 543670244263261 in words is "five hundred forty-three trillion, six hundred seventy billion, two hundred forty-four million, two hundred sixty-three thousand, two hundred sixty-one".