89452137920991 has 32 divisors (see below), whose sum is σ = 124605615568896. Its totient is φ = 57015710160000.

The previous prime is 89452137920983. The next prime is 89452137921143. The reversal of 89452137920991 is 19902973125498.

It is not a de Polignac number, because 89452137920991 - 2³ = 89452137920983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89452137920491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5998761 + ... + 14659106.

It is an arithmetic number, because the mean of its divisors is an integer number (3893925486528).

Almost surely, 2^{89452137920991} is an apocalyptic number.

89452137920991 is a deficient number, since it is larger than the sum of its proper divisors (35153477647905).

89452137920991 is a wasteful number, since it uses less digits than its factorization.

89452137920991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20658463.

The product of its (nonzero) digits is 88179840, while the sum is 69.

The spelling of 89452137920991 in words is "eighty-nine trillion, four hundred fifty-two billion, one hundred thirty-seven million, nine hundred twenty thousand, nine hundred ninety-one".