89541914519 has 2 divisors, whose sum is σ = 89541914520. Its totient is φ = 89541914518.

The previous prime is 89541914459. The next prime is 89541914549. The reversal of 89541914519 is 91541914598.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89541914519 - 2⁸ = 89541914263 is a prime.

It is a super-2 number, since 2×89541914519² (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 (89541914549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44770957259 + 44770957260.

It is an arithmetic number, because the mean of its divisors is an integer number (44770957260).

Almost surely, 2^89541914519 is an apocalyptic number.

89541914519 is a deficient number, since it is larger than the sum of its proper divisors (1).

89541914519 is an equidigital number, since it uses as much as digits as its factorization.

89541914519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2332800, while the sum is 56.

The spelling of 89541914519 in words is "eighty-nine billion, five hundred forty-one million, nine hundred fourteen thousand, five hundred nineteen".