158345090 has 16 divisors (see below), whose sum is σ = 285690240. Its totient is φ = 63189360.

The previous prime is 158345059. The next prime is 158345119. The reversal of 158345090 is 90543851.

It is a self number, because there is not a number n which added to its sum of digits gives 158345090.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14060 + ... + 22679.

It is an arithmetic number, because the mean of its divisors is an integer number (17855640).

Almost surely, 2^158345090 is an apocalyptic number.

158345090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

158345090 is a deficient number, since it is larger than the sum of its proper divisors (127345150).

158345090 is a wasteful number, since it uses less digits than its factorization.

158345090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37177.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 158345090 is about 12583.5245460086. The cubic root of 158345090 is about 541.0053174550.

The spelling of 158345090 in words is "one hundred fifty-eight million, three hundred forty-five thousand, ninety".