158144407860 has 96 divisors (see below), whose sum is σ = 463023267840. Its totient is φ = 40253901952.

The previous prime is 158144407849. The next prime is 158144407873. The reversal of 158144407860 is 68704441851.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 541399 + ... + 780641.

It is an arithmetic number, because the mean of its divisors is an integer number (4823159040).

Almost surely, 2^158144407860 is an apocalyptic number.

158144407860 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 158144407860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231511633920).

158144407860 is an abundant number, since it is smaller than the sum of its proper divisors (304878859980).

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

158144407860 is a wasteful number, since it uses less digits than its factorization.

158144407860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239757 (or 239755 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 48.

The spelling of 158144407860 in words is "one hundred fifty-eight billion, one hundred forty-four million, four hundred seven thousand, eight hundred sixty".