27012641943 has 96 divisors (see below), whose sum is σ = 44952407040. Its totient is φ = 14383764864.

The previous prime is 27012641933. The next prime is 27012642049. The reversal of 27012641943 is 34914621072.

It is not a de Polignac number, because 27012641943 - 2⁹ = 27012641431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27012641933) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 73603746 + ... + 73604112.

It is an arithmetic number, because the mean of its divisors is an integer number (468254240).

Almost surely, 2^27012641943 is an apocalyptic number.

27012641943 is a deficient number, since it is larger than the sum of its proper divisors (17939765097).

27012641943 is an equidigital number, since it uses as much as digits as its factorization.

27012641943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 27012641943 in words is "twenty-seven billion, twelve million, six hundred forty-one thousand, nine hundred forty-three".