89735438136 has 16 divisors (see below), whose sum is σ = 224338595400. Its totient is φ = 29911812704.

The previous prime is 89735438123. The next prime is 89735438171. The reversal of 89735438136 is 63183453798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1869488271 + ... + 1869488318.

Almost surely, 2^89735438136 is an apocalyptic number.

It is an amenable number.

89735438136 is an abundant number, since it is smaller than the sum of its proper divisors (134603157264).

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

89735438136 is a wasteful number, since it uses less digits than its factorization.

89735438136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738976598 (or 3738976594 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 57.

The spelling of 89735438136 in words is "eighty-nine billion, seven hundred thirty-five million, four hundred thirty-eight thousand, one hundred thirty-six".