11873227578743 has 4 divisors (see below), whose sum is σ = 11873243095320. Its totient is φ = 11873212062168.

The previous prime is 11873227578733. The next prime is 11873227578769. The reversal of 11873227578743 is 34787572237811.

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

It is a cyclic number.

It is not a de Polignac number, because 11873227578743 - 2³² = 11868932611447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11873227578743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11873227578733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6547508 + ... + 8161881.

It is an arithmetic number, because the mean of its divisors is an integer number (2968310773830).

Almost surely, 2^{11873227578743} is an apocalyptic number.

11873227578743 is a deficient number, since it is larger than the sum of its proper divisors (15516577).

11873227578743 is an equidigital number, since it uses as much as digits as its factorization.

11873227578743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15516576.

The product of its digits is 110638080, while the sum is 65.

The spelling of 11873227578743 in words is "eleven trillion, eight hundred seventy-three billion, two hundred twenty-seven million, five hundred seventy-eight thousand, seven hundred forty-three".