158241557115 has 24 divisors (see below), whose sum is σ = 277757338560. Its totient is φ = 83327197824.

The previous prime is 158241557101. The next prime is 158241557153. The reversal of 158241557115 is 511755142851.

158241557115 is a `hidden beast` number, since 1 + 5 + 82 + 4 + 1 + 557 + 1 + 15 = 666.

It is not a de Polignac number, because 158241557115 - 2⁵ = 158241557083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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, 22252642 + ... + 22259751.

It is an arithmetic number, because the mean of its divisors is an integer number (11573222440).

Almost surely, 2^158241557115 is an apocalyptic number.

158241557115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

158241557115 is a deficient number, since it is larger than the sum of its proper divisors (119515781445).

158241557115 is a wasteful number, since it uses less digits than its factorization.

158241557115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44512483 (or 44512480 counting only the distinct ones).

The product of its digits is 280000, while the sum is 45.

Adding to 158241557115 its reverse (511755142851), we get a palindrome (669996699966).

The spelling of 158241557115 in words is "one hundred fifty-eight billion, two hundred forty-one million, five hundred fifty-seven thousand, one hundred fifteen".