158500220903 has 8 divisors (see below), whose sum is σ = 161121916560. Its totient is φ = 155899753920.

The previous prime is 158500220869. The next prime is 158500220959. The reversal of 158500220903 is 309022005851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 158500220903 - 2¹⁸ = 158499958759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158500220303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5292113 + ... + 5321978.

It is an arithmetic number, because the mean of its divisors is an integer number (20140239570).

Almost surely, 2^158500220903 is an apocalyptic number.

158500220903 is a deficient number, since it is larger than the sum of its proper divisors (2621695657).

158500220903 is a wasteful number, since it uses less digits than its factorization.

158500220903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10614337.

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

The spelling of 158500220903 in words is "one hundred fifty-eight billion, five hundred million, two hundred twenty thousand, nine hundred three".