89149255999 has 2 divisors, whose sum is σ = 89149256000. Its totient is φ = 89149255998.

The previous prime is 89149255991. The next prime is 89149256041. The reversal of 89149255999 is 99955294198.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89149255999 - 2³ = 89149255991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89149255991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44574627999 + 44574628000.

It is an arithmetic number, because the mean of its divisors is an integer number (44574628000).

Almost surely, 2^89149255999 is an apocalyptic number.

89149255999 is a deficient number, since it is larger than the sum of its proper divisors (1).

89149255999 is an equidigital number, since it uses as much as digits as its factorization.

89149255999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94478400, while the sum is 70.

The spelling of 89149255999 in words is "eighty-nine billion, one hundred forty-nine million, two hundred fifty-five thousand, nine hundred ninety-nine".