89512893149 has 2 divisors, whose sum is σ = 89512893150. Its totient is φ = 89512893148.

The previous prime is 89512893109. The next prime is 89512893199. The reversal of 89512893149 is 94139821598.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82670625625 + 6842267524 = 287525^2 + 82718^2 .

It is a cyclic number.

It is not a de Polignac number, because 89512893149 - 2⁸ = 89512892893 is a prime.

It is a super-2 number, since 2×89512893149² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89512893109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44756446574 + 44756446575.

It is an arithmetic number, because the mean of its divisors is an integer number (44756446575).

Almost surely, 2^89512893149 is an apocalyptic number.

It is an amenable number.

89512893149 is a deficient number, since it is larger than the sum of its proper divisors (1).

89512893149 is an equidigital number, since it uses as much as digits as its factorization.

89512893149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5598720, while the sum is 59.

The spelling of 89512893149 in words is "eighty-nine billion, five hundred twelve million, eight hundred ninety-three thousand, one hundred forty-nine".