3543215256065 has 16 divisors (see below), whose sum is σ = 4279096028160. Its totient is φ = 2816448286080.

The previous prime is 3543215256047. The next prime is 3543215256079. The reversal of 3543215256065 is 5606525123453.

It is not a de Polignac number, because 3543215256065 - 2¹² = 3543215251969 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1339244 + ... + 2979933.

It is an arithmetic number, because the mean of its divisors is an integer number (267443501760).

Almost surely, 2^{3543215256065} is an apocalyptic number.

It is an amenable number.

3543215256065 is a deficient number, since it is larger than the sum of its proper divisors (735880772095).

3543215256065 is a wasteful number, since it uses less digits than its factorization.

3543215256065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320232.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 3543215256065 in words is "three trillion, five hundred forty-three billion, two hundred fifteen million, two hundred fifty-six thousand, sixty-five".