158673071232 has 512 divisors, whose sum is σ = 538646169600. Its totient is φ = 45600952320.

The previous prime is 158673071213. The next prime is 158673071237. The reversal of 158673071232 is 232170376851.

158673071232 is a `hidden beast` number, since 1 + 58 + 67 + 307 + 1 + 232 = 666.

It is not an unprimeable number, because it can be changed into a prime (158673071237) 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 63 ways as a sum of consecutive naturals, for example, 44432007 + ... + 44435577.

It is an arithmetic number, because the mean of its divisors is an integer number (1052043300).

Almost surely, 2^158673071232 is an apocalyptic number.

158673071232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158673071232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269323084800).

158673071232 is an abundant number, since it is smaller than the sum of its proper divisors (379973098368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158673071232 is a wasteful number, since it uses less digits than its factorization.

158673071232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673 (or 3655 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 158673071232 in words is "one hundred fifty-eight billion, six hundred seventy-three million, seventy-one thousand, two hundred thirty-two".