15601528152 has 128 divisors (see below), whose sum is σ = 49588761600. Its totient is φ = 4452171264.

The previous prime is 15601528147. The next prime is 15601528171. The reversal of 15601528152 is 25182510651.

15601528152 is a `hidden beast` number, since 1 + 560 + 15 + 2 + 81 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1335328 + ... + 1346960.

It is an arithmetic number, because the mean of its divisors is an integer number (387412200).

Almost surely, 2^15601528152 is an apocalyptic number.

15601528152 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 15601528152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24794380800).

15601528152 is an abundant number, since it is smaller than the sum of its proper divisors (33987233448).

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

15601528152 is a wasteful number, since it uses less digits than its factorization.

15601528152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12542 (or 12532 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 36.

The spelling of 15601528152 in words is "fifteen billion, six hundred one million, five hundred twenty-eight thousand, one hundred fifty-two".