89442783158 has 16 divisors (see below), whose sum is σ = 138920454000. Its totient is φ = 43138852512.

The previous prime is 89442783137. The next prime is 89442783161. The reversal of 89442783158 is 85138724498.

It is a super-2 number, since 2×89442783158² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89442783097 and 89442783106.

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, 659288 + ... + 783291.

It is an arithmetic number, because the mean of its divisors is an integer number (8682528375).

Almost surely, 2^89442783158 is an apocalyptic number.

89442783158 is a deficient number, since it is larger than the sum of its proper divisors (49477670842).

89442783158 is a wasteful number, since it uses less digits than its factorization.

89442783158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443679.

The product of its digits is 15482880, while the sum is 59.

The spelling of 89442783158 in words is "eighty-nine billion, four hundred forty-two million, seven hundred eighty-three thousand, one hundred fifty-eight".