27741336523 has 12 divisors (see below), whose sum is σ = 28418397480. Its totient is φ = 27080059776.

The previous prime is 27741336509. The next prime is 27741336547. The reversal of 27741336523 is 32563314772.

It is not a de Polignac number, because 27741336523 - 2³³ = 19151401931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

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 27741336523.

It is not an unprimeable number, because it can be changed into a prime (27741336563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4143963 + ... + 4150651.

It is an arithmetic number, because the mean of its divisors is an integer number (2368199790).

Almost surely, 2^27741336523 is an apocalyptic number.

27741336523 is a deficient number, since it is larger than the sum of its proper divisors (677060957).

27741336523 is an equidigital number, since it uses as much as digits as its factorization.

27741336523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9018 (or 8975 counting only the distinct ones).

The product of its digits is 635040, while the sum is 43.

The spelling of 27741336523 in words is "twenty-seven billion, seven hundred forty-one million, three hundred thirty-six thousand, five hundred twenty-three".