21455160224627 has 2 divisors, whose sum is σ = 21455160224628. Its totient is φ = 21455160224626.

The previous prime is 21455160224621. The next prime is 21455160224677. The reversal of 21455160224627 is 72642206155412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21455160224627 - 2²⁰ = 21455159176051 is a prime.

It is not a weakly prime, because it can be changed into another prime (21455160224621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10727580112313 + 10727580112314.

It is an arithmetic number, because the mean of its divisors is an integer number (10727580112314).

Almost surely, 2^{21455160224627} is an apocalyptic number.

21455160224627 is a deficient number, since it is larger than the sum of its proper divisors (1).

21455160224627 is an equidigital number, since it uses as much as digits as its factorization.

21455160224627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 21455160224627 in words is "twenty-one trillion, four hundred fifty-five billion, one hundred sixty million, two hundred twenty-four thousand, six hundred twenty-seven".