158740283520 has 1536 divisors, whose sum is σ = 728142912000. Its totient is φ = 31789449216.

The previous prime is 158740283453. The next prime is 158740283531. The reversal of 158740283520 is 25382047851.

158740283520 is a `hidden beast` number, since 1 + 5 + 8 + 7 + 40 + 2 + 83 + 520 = 666.

It is a super-2 number, since 2×158740283520² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2690513251 + ... + 2690513309.

It is an arithmetic number, because the mean of its divisors is an integer number (474051375).

Almost surely, 2^158740283520 is an apocalyptic number.

158740283520 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 158740283520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364071456000).

158740283520 is an abundant number, since it is smaller than the sum of its proper divisors (569402628480).

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

158740283520 is a wasteful number, since it uses less digits than its factorization.

158740283520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 158740283520 in words is "one hundred fifty-eight billion, seven hundred forty million, two hundred eighty-three thousand, five hundred twenty".