158205516 has 36 divisors (see below), whose sum is σ = 429416568. Its totient is φ = 45201408.

The previous prime is 158205461. The next prime is 158205517. The reversal of 158205516 is 615502851.

It is not an unprimeable number, because it can be changed into a prime (158205517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133941 + ... + 135116.

It is an arithmetic number, because the mean of its divisors is an integer number (11928238).

Almost surely, 2^158205516 is an apocalyptic number.

It is an amenable number.

158205516 is an abundant number, since it is smaller than the sum of its proper divisors (271211052).

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

158205516 is a wasteful number, since it uses less digits than its factorization.

158205516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269078 (or 269069 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 33.

The square root of 158205516 is about 12577.9774208734. The cubic root of 158205516 is about 540.8463135281.

The spelling of 158205516 in words is "one hundred fifty-eight million, two hundred five thousand, five hundred sixteen".