158141646 has 80 divisors (see below), whose sum is σ = 388183488. Its totient is φ = 47822400.

The previous prime is 158141623. The next prime is 158141657. The reversal of 158141646 is 646141851.

158141646 is a `hidden beast` number, since 1 + 5 + 8 + 1 + 4 + 1 + 646 = 666.

158141646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 158141646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 127851 + ... + 129081.

Almost surely, 2^158141646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158141646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194091744).

158141646 is an abundant number, since it is smaller than the sum of its proper divisors (230041842).

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

158141646 is a wasteful number, since it uses less digits than its factorization.

158141646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319 (or 1310 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 158141646 is about 12575.4382031005. The cubic root of 158141646 is about 540.7735210731.

The spelling of 158141646 in words is "one hundred fifty-eight million, one hundred forty-one thousand, six hundred forty-six".