158073748020 has 144 divisors (see below), whose sum is σ = 505438073280. Its totient is φ = 41013537408.

The previous prime is 158073748009. The next prime is 158073748033. The reversal of 158073748020 is 20847370851.

158073748020 is a `hidden beast` number, since 1 + 5 + 80 + 73 + 7 + 480 + 20 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 632347 + ... + 846173.

It is an arithmetic number, because the mean of its divisors is an integer number (3509986620).

Almost surely, 2^158073748020 is an apocalyptic number.

158073748020 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 158073748020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252719036640).

158073748020 is an abundant number, since it is smaller than the sum of its proper divisors (347364325260).

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

158073748020 is a wasteful number, since it uses less digits than its factorization.

158073748020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213919 (or 213874 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 158073748020 in words is "one hundred fifty-eight billion, seventy-three million, seven hundred forty-eight thousand, twenty".