32547340240 has 20 divisors (see below), whose sum is σ = 75672566244. Its totient is φ = 13018936064.

The previous prime is 32547340229. The next prime is 32547340297. The reversal of 32547340240 is 4204374523.

It can be written as a sum of positive squares in 2 ways, for example, as 18432949824 + 14114390416 = 135768^2 + 118804^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 32547340196 and 32547340205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203420797 + ... + 203420956.

Almost surely, 2^32547340240 is an apocalyptic number.

It is an amenable number.

32547340240 is an abundant number, since it is smaller than the sum of its proper divisors (43125226004).

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

32547340240 is a wasteful number, since it uses less digits than its factorization.

32547340240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406841766 (or 406841760 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 34.

The spelling of 32547340240 in words is "thirty-two billion, five hundred forty-seven million, three hundred forty thousand, two hundred forty".