3543215256064 has 160 divisors (see below), whose sum is σ = 8108685921600. Its totient is φ = 1531802173440.

The previous prime is 3543215256047. The next prime is 3543215256079. The reversal of 3543215256064 is 4606525123453.

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, 10781082 + ... + 11104870.

It is an arithmetic number, because the mean of its divisors is an integer number (50679287010).

Almost surely, 2^{3543215256064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3543215256064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4054342960800).

3543215256064 is an abundant number, since it is smaller than the sum of its proper divisors (4565470665536).

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

3543215256064 is a wasteful number, since it uses less digits than its factorization.

3543215256064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323914 (or 323898 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 3543215256064 in words is "three trillion, five hundred forty-three billion, two hundred fifteen million, two hundred fifty-six thousand, sixty-four".