3643136307572 has 48 divisors (see below), whose sum is σ = 7005318566400. Its totient is φ = 1650078096480.

The previous prime is 3643136307557. The next prime is 3643136307607. The reversal of 3643136307572 is 2757036313463.

3643136307572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3643136307572.

It is a congruent number.

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, 4557947 + ... + 5297277.

It is an arithmetic number, because the mean of its divisors is an integer number (145944136800).

Almost surely, 2^{3643136307572} is an apocalyptic number.

It is an amenable number.

3643136307572 is a deficient number, since it is larger than the sum of its proper divisors (3362182258828).

3643136307572 is a wasteful number, since it uses less digits than its factorization.

3643136307572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742196 (or 742194 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 50.

The spelling of 3643136307572 in words is "three trillion, six hundred forty-three billion, one hundred thirty-six million, three hundred seven thousand, five hundred seventy-two".