158244722864 has 60 divisors (see below), whose sum is σ = 312854325000. Its totient is φ = 77539817472.

The previous prime is 158244722833. The next prime is 158244722869. The reversal of 158244722864 is 468227442851.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (158244722869) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 56133647 + ... + 56136465.

It is an arithmetic number, because the mean of its divisors is an integer number (5214238750).

Almost surely, 2^158244722864 is an apocalyptic number.

It is an amenable number.

158244722864 is a deficient number, since it is larger than the sum of its proper divisors (154609602136).

158244722864 is a wasteful number, since it uses less digits than its factorization.

158244722864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182 (or 4123 counting only the distinct ones).

The product of its digits is 6881280, while the sum is 53.

The spelling of 158244722864 in words is "one hundred fifty-eight billion, two hundred forty-four million, seven hundred twenty-two thousand, eight hundred sixty-four".