12152520504 has 128 divisors (see below), whose sum is σ = 34105536000. Its totient is φ = 4009254912.

The previous prime is 12152520493. The next prime is 12152520509. The reversal of 12152520504 is 40502525121.

12152520504 is a `hidden beast` number, since 1 + 2 + 152 + 5 + 2 + 0 + 504 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12152520509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9936037 + ... + 9937259.

It is an arithmetic number, because the mean of its divisors is an integer number (266449500).

Almost surely, 2^12152520504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12152520504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17052768000).

12152520504 is an abundant number, since it is smaller than the sum of its proper divisors (21953015496).

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

12152520504 is a wasteful number, since it uses less digits than its factorization.

12152520504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674 (or 1664 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 12152520504 in words is "twelve billion, one hundred fifty-two million, five hundred twenty thousand, five hundred four".