158738156 has 12 divisors (see below), whose sum is σ = 277965240. Its totient is φ = 79319520.

The previous prime is 158738131. The next prime is 158738159. The reversal of 158738156 is 651837851.

It is not an unprimeable number, because it can be changed into a prime (158738159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4646 + ... + 18413.

It is an arithmetic number, because the mean of its divisors is an integer number (23163770).

Almost surely, 2^158738156 is an apocalyptic number.

It is an amenable number.

158738156 is a deficient number, since it is larger than the sum of its proper divisors (119227084).

158738156 is a wasteful number, since it uses less digits than its factorization.

158738156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24784 (or 24782 counting only the distinct ones).

The product of its digits is 201600, while the sum is 44.

The square root of 158738156 is about 12599.1331447842. The cubic root of 158738156 is about 541.4526002037.

The spelling of 158738156 in words is "one hundred fifty-eight million, seven hundred thirty-eight thousand, one hundred fifty-six".