32503345200040 has 128 divisors (see below), whose sum is σ = 85942305590400. Its totient is φ = 10907118904320.

The previous prime is 32503345200019. The next prime is 32503345200041. The reversal of 32503345200040 is 4000254330523.

It is a junction number, because it is equal to n+sod(n) for n = 32503345199975 and 32503345200011.

It is not an unprimeable number, because it can be changed into a prime (32503345200041) 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, 19404571 + ... + 21012949.

It is an arithmetic number, because the mean of its divisors is an integer number (671424262425).

Almost surely, 2^{32503345200040} 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 32503345200040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42971152795200).

32503345200040 is an abundant number, since it is smaller than the sum of its proper divisors (53438960390360).

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

32503345200040 is a wasteful number, since it uses less digits than its factorization.

32503345200040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611947 (or 1611943 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 32503345200040 its reverse (4000254330523), we get a palindrome (36503599530563).

It can be divided in two parts, 32503 and 345200040, that added together give a palindrome (345232543).

The spelling of 32503345200040 in words is "thirty-two trillion, five hundred three billion, three hundred forty-five million, two hundred thousand, forty".