158909962752 has 560 divisors, whose sum is σ = 503565080040. Its totient is φ = 49997316096.

The previous prime is 158909962703. The next prime is 158909962801. The reversal of 158909962752 is 257269909851.

It is an interprime number because it is at equal distance from previous prime (158909962703) and next prime (158909962801).

It can be written as a sum of positive squares in 4 ways, for example, as 129496340736 + 29413622016 = 359856^2 + 171504^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 158909962752.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 573682038 + ... + 573682314.

Almost surely, 2^158909962752 is an apocalyptic number.

158909962752 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 158909962752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251782540020).

158909962752 is an abundant number, since it is smaller than the sum of its proper divisors (344655117288).

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

158909962752 is an frugal number, since it uses more digits than its factorization.

158909962752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 63.

The spelling of 158909962752 in words is "one hundred fifty-eight billion, nine hundred nine million, nine hundred sixty-two thousand, seven hundred fifty-two".