89164289052 has 30 divisors (see below), whose sum is σ = 233093065128. Its totient is φ = 29721429576.

The previous prime is 89164289033. The next prime is 89164289057. The reversal of 89164289052 is 25098246198.

It is a happy number.

89164289052 is a `hidden beast` number, since 89 + 1 + 6 + 428 + 90 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 89164289052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89164289057) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 137598888 + ... + 137599535.

Almost surely, 2^89164289052 is an apocalyptic number.

It is an amenable number.

89164289052 is an abundant number, since it is smaller than the sum of its proper divisors (143928776076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89164289052 is a wasteful number, since it uses less digits than its factorization.

89164289052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275198439 (or 275198428 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 89164289052 in words is "eighty-nine billion, one hundred sixty-four million, two hundred eighty-nine thousand, fifty-two".