27620551741 has 4 divisors (see below), whose sum is σ = 27623639584. Its totient is φ = 27617463900.

The previous prime is 27620551703. The next prime is 27620551757. The reversal of 27620551741 is 14715502672.

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 27620551741 - 2²³ = 27612163133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27620551694 and 27620551703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27620551841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1530465 + ... + 1548406.

It is an arithmetic number, because the mean of its divisors is an integer number (6905909896).

Almost surely, 2^27620551741 is an apocalyptic number.

It is an amenable number.

27620551741 is a deficient number, since it is larger than the sum of its proper divisors (3087843).

27620551741 is an equidigital number, since it uses as much as digits as its factorization.

27620551741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087842.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 27620551741 in words is "twenty-seven billion, six hundred twenty million, five hundred fifty-one thousand, seven hundred forty-one".