27713231519 has 2 divisors, whose sum is σ = 27713231520. Its totient is φ = 27713231518.

The previous prime is 27713231477. The next prime is 27713231573. The reversal of 27713231519 is 91513231772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27713231519 - 2¹⁶ = 27713165983 is a prime.

It is a super-2 number, since 2×27713231519² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27713231219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13856615759 + 13856615760.

It is an arithmetic number, because the mean of its divisors is an integer number (13856615760).

Almost surely, 2^27713231519 is an apocalyptic number.

27713231519 is a deficient number, since it is larger than the sum of its proper divisors (1).

27713231519 is an equidigital number, since it uses as much as digits as its factorization.

27713231519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 41.

The spelling of 27713231519 in words is "twenty-seven billion, seven hundred thirteen million, two hundred thirty-one thousand, five hundred nineteen".