158137382280 has 512 divisors, whose sum is σ = 544444416000. Its totient is φ = 36531855360.

The previous prime is 158137382233. The next prime is 158137382297. The reversal of 158137382280 is 82283731851.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 144681414 + ... + 144682506.

It is an arithmetic number, because the mean of its divisors is an integer number (1063368000).

Almost surely, 2^158137382280 is an apocalyptic number.

158137382280 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 158137382280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272222208000).

158137382280 is an abundant number, since it is smaller than the sum of its proper divisors (386307033720).

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

158137382280 is a wasteful number, since it uses less digits than its factorization.

158137382280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269 (or 1265 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 158137382280 in words is "one hundred fifty-eight billion, one hundred thirty-seven million, three hundred eighty-two thousand, two hundred eighty".