3264505640240 has 80 divisors (see below), whose sum is σ = 8199935149728. Its totient is φ = 1201504831488.

The previous prime is 3264505640171. The next prime is 3264505640257. The reversal of 3264505640240 is 420465054623.

3264505640240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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, 4688774 + ... + 5339813.

Almost surely, 2^{3264505640240} is an apocalyptic number.

It is an amenable number.

3264505640240 is an abundant number, since it is smaller than the sum of its proper divisors (4935429509488).

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

3264505640240 is a wasteful number, since it uses less digits than its factorization.

3264505640240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10028926 (or 10028920 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 3264505640240 in words is "three trillion, two hundred sixty-four billion, five hundred five million, six hundred forty thousand, two hundred forty".