158051568249 has 45 divisors (see below), whose sum is σ = 238438925109. Its totient is φ = 104334859080.

The previous prime is 158051568239. The next prime is 158051568361. The reversal of 158051568249 is 942865150851.

The square root of 158051568249 is 397557.

It is a perfect power (a square), and thus also a powerful number.

158051568249 is a `hidden beast` number, since 1 + 5 + 8 + 0 + 51 + 568 + 24 + 9 = 666.

158051568249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 158051568249 - 2⁵ = 158051568217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158051568195 and 158051568204.

It is not an unprimeable number, because it can be changed into a prime (158051568209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 583215984 + ... + 583216254.

Almost surely, 2^158051568249 is an apocalyptic number.

158051568249 is the 397557-th square number.

158051568249 is the 198779-th centered octagonal number.

It is an amenable number.

158051568249 is a deficient number, since it is larger than the sum of its proper divisors (80387356860).

158051568249 is an frugal number, since it uses more digits than its factorization.

158051568249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880 (or 437 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 54.

The spelling of 158051568249 in words is "one hundred fifty-eight billion, fifty-one million, five hundred sixty-eight thousand, two hundred forty-nine".