158898219668 has 12 divisors (see below), whose sum is σ = 280261427712. Its totient is φ = 78823526040.

The previous prime is 158898219661. The next prime is 158898219671. The reversal of 158898219668 is 866912898851.

158898219668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158898219661) 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 3 ways as a sum of consecutive naturals, for example, 156395378 + ... + 156396393.

It is an arithmetic number, because the mean of its divisors is an integer number (23355118976).

Almost surely, 2^158898219668 is an apocalyptic number.

It is an amenable number.

158898219668 is a deficient number, since it is larger than the sum of its proper divisors (121363208044).

158898219668 is a wasteful number, since it uses less digits than its factorization.

158898219668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312791902 (or 312791900 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 71.

The spelling of 158898219668 in words is "one hundred fifty-eight billion, eight hundred ninety-eight million, two hundred nineteen thousand, six hundred sixty-eight".