158300421552 has 960 divisors, whose sum is σ = 603594700800. Its totient is φ = 39833773056.

The previous prime is 158300421511. The next prime is 158300421557. The reversal of 158300421552 is 255124003851.

158300421552 is a `hidden beast` number, since 1 + 5 + 83 + 0 + 0 + 4 + 21 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (158300421557) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 398741418 + ... + 398741814.

It is an arithmetic number, because the mean of its divisors is an integer number (628744480).

Almost surely, 2^158300421552 is an apocalyptic number.

158300421552 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 158300421552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301797350400).

158300421552 is an abundant number, since it is smaller than the sum of its proper divisors (445294279248).

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

158300421552 is a wasteful number, since it uses less digits than its factorization.

158300421552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 158300421552 in words is "one hundred fifty-eight billion, three hundred million, four hundred twenty-one thousand, five hundred fifty-two".