27969785163371 has 2 divisors, whose sum is σ = 27969785163372. Its totient is φ = 27969785163370.

The previous prime is 27969785163337. The next prime is 27969785163409. The reversal of 27969785163371 is 17336158796972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27969785163371 - 2³⁸ = 27694907256427 is a prime.

It is not a weakly prime, because it can be changed into another prime (27969785163571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13984892581685 + 13984892581686.

It is an arithmetic number, because the mean of its divisors is an integer number (13984892581686).

Almost surely, 2^{27969785163371} is an apocalyptic number.

27969785163371 is a deficient number, since it is larger than the sum of its proper divisors (1).

27969785163371 is an equidigital number, since it uses as much as digits as its factorization.

27969785163371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720135360, while the sum is 74.

The spelling of 27969785163371 in words is "twenty-seven trillion, nine hundred sixty-nine billion, seven hundred eighty-five million, one hundred sixty-three thousand, three hundred seventy-one".