89165311427 has 2 divisors, whose sum is σ = 89165311428. Its totient is φ = 89165311426.

The previous prime is 89165311379. The next prime is 89165311481. The reversal of 89165311427 is 72411356198.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89165311427 - 2⁶ = 89165311363 is a prime.

It is not a weakly prime, because it can be changed into another prime (89165311327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44582655713 + 44582655714.

It is an arithmetic number, because the mean of its divisors is an integer number (44582655714).

Almost surely, 2^89165311427 is an apocalyptic number.

89165311427 is a deficient number, since it is larger than the sum of its proper divisors (1).

89165311427 is an equidigital number, since it uses as much as digits as its factorization.

89165311427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 47.

The spelling of 89165311427 in words is "eighty-nine billion, one hundred sixty-five million, three hundred eleven thousand, four hundred twenty-seven".