27953897514583 has 2 divisors, whose sum is σ = 27953897514584. Its totient is φ = 27953897514582.

The previous prime is 27953897514509. The next prime is 27953897514701. The reversal of 27953897514583 is 38541579835972.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27953897514583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27953897514383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13976948757291 + 13976948757292.

It is an arithmetic number, because the mean of its divisors is an integer number (13976948757292).

Almost surely, 2^{27953897514583} is an apocalyptic number.

27953897514583 is a deficient number, since it is larger than the sum of its proper divisors (1).

27953897514583 is an equidigital number, since it uses as much as digits as its factorization.

27953897514583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144000, while the sum is 76.

The spelling of 27953897514583 in words is "twenty-seven trillion, nine hundred fifty-three billion, eight hundred ninety-seven million, five hundred fourteen thousand, five hundred eighty-three".