27363028141621 has 4 divisors (see below), whose sum is σ = 27396276050272. Its totient is φ = 27329780232972.

The previous prime is 27363028141607. The next prime is 27363028141661. The reversal of 27363028141621 is 12614182036372.

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 27363028141621 - 2¹³ = 27363028133429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27363028141661) 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, 16623953091 + ... + 16623954736.

It is an arithmetic number, because the mean of its divisors is an integer number (6849069012568).

Almost surely, 2^{27363028141621} is an apocalyptic number.

It is an amenable number.

27363028141621 is a deficient number, since it is larger than the sum of its proper divisors (33247908651).

27363028141621 is an equidigital number, since it uses as much as digits as its factorization.

27363028141621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33247908650.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 27363028141621 in words is "twenty-seven trillion, three hundred sixty-three billion, twenty-eight million, one hundred forty-one thousand, six hundred twenty-one".