158009453268 has 24 divisors (see below), whose sum is σ = 378653285472. Its totient is φ = 51246309024.

The previous prime is 158009453249. The next prime is 158009453281. The reversal of 158009453268 is 862354900851.

It is a self number, because there is not a number n which added to its sum of digits gives 158009453268.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177938130 + ... + 177939017.

It is an arithmetic number, because the mean of its divisors is an integer number (15777220228).

Almost surely, 2^158009453268 is an apocalyptic number.

It is an amenable number.

158009453268 is an abundant number, since it is smaller than the sum of its proper divisors (220643832204).

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

158009453268 is a wasteful number, since it uses less digits than its factorization.

158009453268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355877191 (or 355877189 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 158009453268 in words is "one hundred fifty-eight billion, nine million, four hundred fifty-three thousand, two hundred sixty-eight".