158644118610351 has 24 divisors (see below), whose sum is σ = 250665828950784. Its totient is φ = 95885967134160.

The previous prime is 158644118610317. The next prime is 158644118610379. The reversal of 158644118610351 is 153016811446851.

158644118610351 is a `hidden beast` number, since 1 + 5 + 8 + 6 + 4 + 4 + 1 + 18 + 610 + 3 + 5 + 1 = 666.

It is not a de Polignac number, because 158644118610351 - 2¹⁵ = 158644118577583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158644118610391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2183159641 + ... + 2183232306.

It is an arithmetic number, because the mean of its divisors is an integer number (10444409539616).

Almost surely, 2^{158644118610351} is an apocalyptic number.

158644118610351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

158644118610351 is a deficient number, since it is larger than the sum of its proper divisors (92021710340433).

158644118610351 is a wasteful number, since it uses less digits than its factorization.

158644118610351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366392331 (or 4366392328 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 54.

The spelling of 158644118610351 in words is "one hundred fifty-eight trillion, six hundred forty-four billion, one hundred eighteen million, six hundred ten thousand, three hundred fifty-one".