2143073808754 has 8 divisors (see below), whose sum is σ = 3214618917228. Its totient is φ = 1071534169680.

The previous prime is 2143073808709. The next prime is 2143073808779. The reversal of 2143073808754 is 4578083703412.

It can be written as a sum of positive squares in 2 ways, for example, as 2002159910529 + 140913898225 = 1414977^2 + 375385^2 .

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

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, 182397 + ... + 2078320.

Almost surely, 2^{2143073808754} is an apocalyptic number.

2143073808754 is a deficient number, since it is larger than the sum of its proper divisors (1071545108474).

2143073808754 is a wasteful number, since it uses less digits than its factorization.

2143073808754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734700.

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 2143073808754 in words is "two trillion, one hundred forty-three billion, seventy-three million, eight hundred eight thousand, seven hundred fifty-four".