32542452140 has 96 divisors (see below), whose sum is σ = 75123949824. Its totient is φ = 11743176960.

The previous prime is 32542452133. The next prime is 32542452157. The reversal of 32542452140 is 4125424523.

It is a super-2 number, since 2×32542452140² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32542452097 and 32542452106.

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, 18626747 + ... + 18628493.

It is an arithmetic number, because the mean of its divisors is an integer number (782541144).

Almost surely, 2^32542452140 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 32542452140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37561974912).

32542452140 is an abundant number, since it is smaller than the sum of its proper divisors (42581497684).

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

32542452140 is a wasteful number, since it uses less digits than its factorization.

32542452140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367 (or 2365 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 32542452140 its reverse (4125424523), we get a palindrome (36667876663).

The spelling of 32542452140 in words is "thirty-two billion, five hundred forty-two million, four hundred fifty-two thousand, one hundred forty".