158442244851 has 16 divisors (see below), whose sum is σ = 230680775808. Its totient is φ = 95934216000.

The previous prime is 158442244811. The next prime is 158442244921.

158442244851 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 158442244851 - 2²⁹ = 157905373939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158442244851.

It is not an unprimeable number, because it can be changed into a prime (158442244811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2249466 + ... + 2318831.

It is an arithmetic number, because the mean of its divisors is an integer number (14417548488).

Almost surely, 2^158442244851 is an apocalyptic number.

158442244851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

158442244851 is a deficient number, since it is larger than the sum of its proper divisors (72238530957).

158442244851 is a wasteful number, since it uses less digits than its factorization.

158442244851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569362.

The product of its digits is 1638400, while the sum is 48.

The spelling of 158442244851 in words is "one hundred fifty-eight billion, four hundred forty-two million, two hundred forty-four thousand, eight hundred fifty-one".