27158464618303 has 2 divisors, whose sum is σ = 27158464618304. Its totient is φ = 27158464618302.

The previous prime is 27158464618279. The next prime is 27158464618309. The reversal of 27158464618303 is 30381646485172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27158464618303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27158464618309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13579232309151 + 13579232309152.

It is an arithmetic number, because the mean of its divisors is an integer number (13579232309152).

Almost surely, 2^{27158464618303} is an apocalyptic number.

27158464618303 is a deficient number, since it is larger than the sum of its proper divisors (1).

27158464618303 is an equidigital number, since it uses as much as digits as its factorization.

27158464618303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 58.

The spelling of 27158464618303 in words is "twenty-seven trillion, one hundred fifty-eight billion, four hundred sixty-four million, six hundred eighteen thousand, three hundred three".