26946143423 has 4 divisors (see below), whose sum is σ = 27815373888. Its totient is φ = 26076912960.

The previous prime is 26946143401. The next prime is 26946143443. The reversal of 26946143423 is 32434164962.

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 26946143423 - 2¹² = 26946139327 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 (26946143443) 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, 434615186 + ... + 434615247.

It is an arithmetic number, because the mean of its divisors is an integer number (6953843472).

Almost surely, 2^26946143423 is an apocalyptic number.

26946143423 is a deficient number, since it is larger than the sum of its proper divisors (869230465).

26946143423 is an equidigital number, since it uses as much as digits as its factorization.

26946143423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869230464.

The product of its digits is 746496, while the sum is 44.

The spelling of 26946143423 in words is "twenty-six billion, nine hundred forty-six million, one hundred forty-three thousand, four hundred twenty-three".