27479299006943 has 4 divisors (see below), whose sum is σ = 31404913150800. Its totient is φ = 23553684863088.

The previous prime is 27479299006937. The next prime is 27479299006949. The reversal of 27479299006943 is 34960099297472.

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

It is an interprime number because it is at equal distance from previous prime (27479299006937) and next prime (27479299006949).

It is a cyclic number.

It is not a de Polignac number, because 27479299006943 - 2⁶ = 27479299006879 is a prime.

It is a super-3 number, since 3×27479299006943³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27479299006949) 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, 1962807071918 + ... + 1962807071931.

It is an arithmetic number, because the mean of its divisors is an integer number (7851228287700).

Almost surely, 2^{27479299006943} is an apocalyptic number.

27479299006943 is a deficient number, since it is larger than the sum of its proper divisors (3925614143857).

27479299006943 is an equidigital number, since it uses as much as digits as its factorization.

27479299006943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3925614143856.

The product of its (nonzero) digits is 370355328, while the sum is 71.

The spelling of 27479299006943 in words is "twenty-seven trillion, four hundred seventy-nine billion, two hundred ninety-nine million, six thousand, nine hundred forty-three".