1268744132093 has 4 divisors (see below), whose sum is σ = 1269939933468. Its totient is φ = 1267548330720.

The previous prime is 1268744132063. The next prime is 1268744132099. The reversal of 1268744132093 is 3902314478621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 653151679684 + 615592452409 = 808178^2 + 784597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1268744132093 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268744132099) 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 3 ways as a sum of consecutive naturals, for example, 597899096 + ... + 597901217.

It is an arithmetic number, because the mean of its divisors is an integer number (317484983367).

Almost surely, 2^{1268744132093} is an apocalyptic number.

It is an amenable number.

1268744132093 is a deficient number, since it is larger than the sum of its proper divisors (1195801375).

1268744132093 is a wasteful number, since it uses less digits than its factorization.

1268744132093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195801374.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 1268744132093 in words is "one trillion, two hundred sixty-eight billion, seven hundred forty-four million, one hundred thirty-two thousand, ninety-three".