12052155500532 has 144 divisors (see below), whose sum is σ = 35062084512000. Its totient is φ = 3419281935360.

The previous prime is 12052155500467. The next prime is 12052155500551. The reversal of 12052155500532 is 23500555125021.

12052155500532 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 21 + 55 + 50 + 0 + 532 = 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 47 ways as a sum of consecutive naturals, for example, 122770444 + ... + 122868572.

It is an arithmetic number, because the mean of its divisors is an integer number (243486698000).

Almost surely, 2^{12052155500532} is an apocalyptic number.

12052155500532 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 12052155500532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17531042256000).

12052155500532 is an abundant number, since it is smaller than the sum of its proper divisors (23009929011468).

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

12052155500532 is a wasteful number, since it uses less digits than its factorization.

12052155500532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101566 (or 101561 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 12052155500532 in words is "twelve trillion, fifty-two billion, one hundred fifty-five million, five hundred thousand, five hundred thirty-two".