158359044278240 has 1152 divisors, whose sum is σ = 467433310740480. Its totient is φ = 50307858432000.

The previous prime is 158359044278233. The next prime is 158359044278249. The reversal of 158359044278240 is 42872440953851.

It is a Cunningham number, because it is equal to 12584079²-1.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158359044278249) 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, 131855989640 + ... + 131855990840.

It is an arithmetic number, because the mean of its divisors is an integer number (405758082240).

Almost surely, 2^{158359044278240} is an apocalyptic number.

158359044278240 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 158359044278240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233716655370240).

158359044278240 is an abundant number, since it is smaller than the sum of its proper divisors (309074266462240).

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

158359044278240 is a wasteful number, since it uses less digits than its factorization.

158359044278240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796 (or 1775 counting only the distinct ones).

The product of its (nonzero) digits is 77414400, while the sum is 62.

The spelling of 158359044278240 in words is "one hundred fifty-eight trillion, three hundred fifty-nine billion, forty-four million, two hundred seventy-eight thousand, two hundred forty".