158025816 has 192 divisors, whose sum is σ = 493802400. Its totient is φ = 47309184.

The previous prime is 158025811. The next prime is 158025821. The reversal of 158025816 is 618520851.

It is an interprime number because it is at equal distance from previous prime (158025811) and next prime (158025821).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158025811) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4270950 + ... + 4270986.

Almost surely, 2^158025816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158025816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246901200).

158025816 is an abundant number, since it is smaller than the sum of its proper divisors (335776584).

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

158025816 is an equidigital number, since it uses as much as digits as its factorization.

158025816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97 (or 55 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The square root of 158025816 is about 12570.8319533752. The cubic root of 158025816 is about 540.6414599374.

The spelling of 158025816 in words is "one hundred fifty-eight million, twenty-five thousand, eight hundred sixteen".