89739988357 has 16 divisors (see below), whose sum is σ = 92880764928. Its totient is φ = 86669775360.

The previous prime is 89739988319. The next prime is 89739988379. The reversal of 89739988357 is 75388993798.

It is a cyclic number.

It is not a de Polignac number, because 89739988357 - 2³⁵ = 55380249989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89739988157) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 619132 + ... + 750202.

It is an arithmetic number, because the mean of its divisors is an integer number (5805047808).

Almost surely, 2^89739988357 is an apocalyptic number.

It is an amenable number.

89739988357 is a deficient number, since it is larger than the sum of its proper divisors (3140776571).

89739988357 is a wasteful number, since it uses less digits than its factorization.

89739988357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131340.

The product of its digits is 823011840, while the sum is 76.

The spelling of 89739988357 in words is "eighty-nine billion, seven hundred thirty-nine million, nine hundred eighty-eight thousand, three hundred fifty-seven".