27202641049 has 4 divisors (see below), whose sum is σ = 27267564240. Its totient is φ = 27137717860.

The previous prime is 27202641047. The next prime is 27202641071. The reversal of 27202641049 is 94014620272.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27202641049 - 2¹ = 27202641047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27202640999 and 27202641017.

It is not an unprimeable number, because it can be changed into a prime (27202641043) 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 3 ways as a sum of consecutive naturals, for example, 32460967 + ... + 32461804.

It is an arithmetic number, because the mean of its divisors is an integer number (6816891060).

Almost surely, 2^27202641049 is an apocalyptic number.

It is an amenable number.

27202641049 is a deficient number, since it is larger than the sum of its proper divisors (64923191).

27202641049 is an equidigital number, since it uses as much as digits as its factorization.

27202641049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64923190.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 27202641049 in words is "twenty-seven billion, two hundred two million, six hundred forty-one thousand, forty-nine".