89613188842845 has 64 divisors (see below), whose sum is σ = 144417644340480. Its totient is φ = 47449807257600.

The previous prime is 89613188842829. The next prime is 89613188842883. The reversal of 89613188842845 is 54824888131698.

It is not a de Polignac number, because 89613188842845 - 2⁴ = 89613188842829 is a prime.

It is a super-2 number, since 2×89613188842845² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1171667005 + ... + 1171743485.

It is an arithmetic number, because the mean of its divisors is an integer number (2256525692820).

Almost surely, 2^{89613188842845} is an apocalyptic number.

It is an amenable number.

89613188842845 is a deficient number, since it is larger than the sum of its proper divisors (54804455497635).

89613188842845 is a wasteful number, since it uses less digits than its factorization.

89613188842845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77806.

The product of its digits is 849346560, while the sum is 75.

The spelling of 89613188842845 in words is "eighty-nine trillion, six hundred thirteen billion, one hundred eighty-eight million, eight hundred forty-two thousand, eight hundred forty-five".