158232473280 has 672 divisors, whose sum is σ = 640866530304. Its totient is φ = 35082657792.

The previous prime is 158232473257. The next prime is 158232473291. The reversal of 158232473280 is 82374232851.

158232473280 is a `hidden beast` number, since 1 + 5 + 82 + 3 + 247 + 328 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 144768414 + ... + 144769506.

It is an arithmetic number, because the mean of its divisors is an integer number (953670432).

Almost surely, 2^158232473280 is an apocalyptic number.

158232473280 is a gapful number since it is divisible by the number (10) 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 158232473280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320433265152).

158232473280 is an abundant number, since it is smaller than the sum of its proper divisors (482634057024).

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

158232473280 is a wasteful number, since it uses less digits than its factorization.

158232473280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 158232473280 in words is "one hundred fifty-eight billion, two hundred thirty-two million, four hundred seventy-three thousand, two hundred eighty".