158341816 has 8 divisors (see below), whose sum is σ = 296890920. Its totient is φ = 79170904.

The previous prime is 158341811. The next prime is 158341823. The reversal of 158341816 is 618143851.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158341811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9896356 + ... + 9896371.

It is an arithmetic number, because the mean of its divisors is an integer number (37111365).

Almost surely, 2^158341816 is an apocalyptic number.

It is an amenable number.

158341816 is a deficient number, since it is larger than the sum of its proper divisors (138549104).

158341816 is a wasteful number, since it uses less digits than its factorization.

158341816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19792733 (or 19792729 counting only the distinct ones).

The product of its digits is 23040, while the sum is 37.

The square root of 158341816 is about 12583.3944545977. The cubic root of 158341816 is about 541.0015887558.

The spelling of 158341816 in words is "one hundred fifty-eight million, three hundred forty-one thousand, eight hundred sixteen".