32512134042440 has 64 divisors (see below), whose sum is σ = 78849181177200. Its totient is φ = 11993847201792.

The previous prime is 32512134042433. The next prime is 32512134042511. The reversal of 32512134042440 is 4424043121523.

It can be written as a sum of positive squares in 8 ways, for example, as 8171902691716 + 24340231350724 = 2858654^2 + 4933582^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32512134042440.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27102617 + ... + 28276776.

Almost surely, 2^{32512134042440} is an apocalyptic number.

It is an amenable number.

32512134042440 is an abundant number, since it is smaller than the sum of its proper divisors (46337047134760).

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

32512134042440 is a wasteful number, since it uses less digits than its factorization.

32512134042440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55380546 (or 55380542 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 32512134042440 its reverse (4424043121523), we get a palindrome (36936177163963).

The spelling of 32512134042440 in words is "thirty-two trillion, five hundred twelve billion, one hundred thirty-four million, forty-two thousand, four hundred forty".