89823670742 has 16 divisors (see below), whose sum is σ = 152736606960. Its totient is φ = 39275127072.

The previous prime is 89823670721. The next prime is 89823670751. The reversal of 89823670742 is 24707632898.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90914153 + ... + 90915140.

It is an arithmetic number, because the mean of its divisors is an integer number (9546037935).

Almost surely, 2^89823670742 is an apocalyptic number.

89823670742 is a deficient number, since it is larger than the sum of its proper divisors (62912936218).

89823670742 is a wasteful number, since it uses less digits than its factorization.

89823670742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181829327.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 89823670742 in words is "eighty-nine billion, eight hundred twenty-three million, six hundred seventy thousand, seven hundred forty-two".