158475907072 has 78 divisors (see below), whose sum is σ = 362340548984. Its totient is φ = 67889356800.

The previous prime is 158475907069. The next prime is 158475907099. The reversal of 158475907072 is 270709574851.

It is a super-2 number, since 2×158475907072² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67406697 + ... + 67409047.

Almost surely, 2^158475907072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158475907072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181170274492).

158475907072 is an abundant number, since it is smaller than the sum of its proper divisors (203864641912).

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

158475907072 is an frugal number, since it uses more digits than its factorization.

158475907072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733 (or 2360 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 55.

The spelling of 158475907072 in words is "one hundred fifty-eight billion, four hundred seventy-five million, nine hundred seven thousand, seventy-two".