32501152140 has 96 divisors (see below), whose sum is σ = 91364765184. Its totient is φ = 8632627200.

The previous prime is 32501152127. The next prime is 32501152147. The reversal of 32501152140 is 4125110523.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 32501152140.

It is not an unprimeable number, because it can be changed into a prime (32501152147) 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, 22398415 + ... + 22399865.

It is an arithmetic number, because the mean of its divisors is an integer number (951716304).

Almost surely, 2^32501152140 is an apocalyptic number.

32501152140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32501152140 is an abundant number, since it is smaller than the sum of its proper divisors (58863613044).

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

32501152140 is a wasteful number, since it uses less digits than its factorization.

32501152140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687 (or 2685 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 32501152140 its reverse (4125110523), we get a palindrome (36626262663).

The spelling of 32501152140 in words is "thirty-two billion, five hundred one million, one hundred fifty-two thousand, one hundred forty".