89121652539 has 8 divisors (see below), whose sum is σ = 119027251200. Its totient is φ = 59315244456.

The previous prime is 89121652523. The next prime is 89121652547. The reversal of 89121652539 is 93525612198.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89121652539 - 2⁴ = 89121652523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89121652491 and 89121652500.

It is not an unprimeable number, because it can be changed into a prime (89129652539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24795547 + ... + 24799140.

It is an arithmetic number, because the mean of its divisors is an integer number (14878406400).

Almost surely, 2^89121652539 is an apocalyptic number.

89121652539 is a deficient number, since it is larger than the sum of its proper divisors (29905598661).

89121652539 is a wasteful number, since it uses less digits than its factorization.

89121652539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49595289.

The product of its digits is 1166400, while the sum is 51.

The spelling of 89121652539 in words is "eighty-nine billion, one hundred twenty-one million, six hundred fifty-two thousand, five hundred thirty-nine".