32501243152 has 160 divisors (see below), whose sum is σ = 75659443200. Its totient is φ = 13237185024.

The previous prime is 32501243143. The next prime is 32501243267. The reversal of 32501243152 is 25134210523.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 32501243152.

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, 30402874 + ... + 30403942.

It is an arithmetic number, because the mean of its divisors is an integer number (472871520).

Almost surely, 2^32501243152 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 32501243152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37829721600).

32501243152 is an abundant number, since it is smaller than the sum of its proper divisors (43158200048).

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

32501243152 is a wasteful number, since it uses less digits than its factorization.

32501243152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293 (or 1287 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 32501243152 its reverse (25134210523), we get a palindrome (57635453675).

It can be divided in two parts, 32501 and 243152, that added together give a triangular number (275653 = T₇₄₂).

The spelling of 32501243152 in words is "thirty-two billion, five hundred one million, two hundred forty-three thousand, one hundred fifty-two".