158142336 has 128 divisors (see below), whose sum is σ = 474422400. Its totient is φ = 46233600.

The previous prime is 158142331. The next prime is 158142337. The reversal of 158142336 is 633241851.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 158142297 and 158142306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158142331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121851 + ... + 123141.

It is an arithmetic number, because the mean of its divisors is an integer number (3706425).

Almost surely, 2^158142336 is an apocalyptic number.

158142336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158142336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237211200).

158142336 is an abundant number, since it is smaller than the sum of its proper divisors (316280064).

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

158142336 is a wasteful number, since it uses less digits than its factorization.

158142336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348 (or 1336 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 158142336 is about 12575.4656375023. The cubic root of 158142336 is about 540.7743075688.

The spelling of 158142336 in words is "one hundred fifty-eight million, one hundred forty-two thousand, three hundred thirty-six".