32131040331340 has 24 divisors (see below), whose sum is σ = 71026510206960. Its totient is φ = 12175973178048.

The previous prime is 32131040331281. The next prime is 32131040331343. The reversal of 32131040331340 is 4313304013123.

It is a junction number, because it is equal to n+sod(n) for n = 32131040331299 and 32131040331308.

It is not an unprimeable number, because it can be changed into a prime (32131040331343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42277684267 + ... + 42277685026.

It is an arithmetic number, because the mean of its divisors is an integer number (2959437925290).

Almost surely, 2^{32131040331340} is an apocalyptic number.

It is an amenable number.

32131040331340 is an abundant number, since it is smaller than the sum of its proper divisors (38895469875620).

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

32131040331340 is a wasteful number, since it uses less digits than its factorization.

32131040331340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84555369321 (or 84555369319 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 32131040331340 its reverse (4313304013123), we get a palindrome (36444344344463).

The spelling of 32131040331340 in words is "thirty-two trillion, one hundred thirty-one billion, forty million, three hundred thirty-one thousand, three hundred forty".