89118429550 has 24 divisors (see below), whose sum is σ = 171107387712. Its totient is φ = 34497456000.

The previous prime is 89118429529. The next prime is 89118429551. The reversal of 89118429550 is 5592481198.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89118429551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28746331 + ... + 28749430.

It is an arithmetic number, because the mean of its divisors is an integer number (7129474488).

Almost surely, 2^89118429550 is an apocalyptic number.

89118429550 is a deficient number, since it is larger than the sum of its proper divisors (81988958162).

89118429550 is a wasteful number, since it uses less digits than its factorization.

89118429550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57495804 (or 57495799 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 52.

The spelling of 89118429550 in words is "eighty-nine billion, one hundred eighteen million, four hundred twenty-nine thousand, five hundred fifty".