89135699070 has 128 divisors (see below), whose sum is σ = 235675422720. Its totient is φ = 21574396800.

The previous prime is 89135699069. The next prime is 89135699141. The reversal of 89135699070 is 7099653198.

It is a self number, because there is not a number n which added to its sum of digits gives 89135699070.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32781171 + ... + 32783889.

It is an arithmetic number, because the mean of its divisors is an integer number (1841214240).

Almost surely, 2^89135699070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89135699070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117837711360).

89135699070 is an abundant number, since it is smaller than the sum of its proper divisors (146539723650).

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

89135699070 is a wasteful number, since it uses less digits than its factorization.

89135699070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583 (or 3561 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 57.

The spelling of 89135699070 in words is "eighty-nine billion, one hundred thirty-five million, six hundred ninety-nine thousand, seventy".