88689557443 has 2 divisors, whose sum is σ = 88689557444. Its totient is φ = 88689557442.

The previous prime is 88689557441. The next prime is 88689557519. The reversal of 88689557443 is 34475598688.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88689557443 - 2¹ = 88689557441 is a prime.

Together with 88689557441, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (88689557441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44344778721 + 44344778722.

It is an arithmetic number, because the mean of its divisors is an integer number (44344778722).

Almost surely, 2^88689557443 is an apocalyptic number.

88689557443 is a deficient number, since it is larger than the sum of its proper divisors (1).

88689557443 is an equidigital number, since it uses as much as digits as its factorization.

88689557443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 232243200, while the sum is 67.

The spelling of 88689557443 in words is "eighty-eight billion, six hundred eighty-nine million, five hundred fifty-seven thousand, four hundred forty-three".