3456528256543 has 8 divisors (see below), whose sum is σ = 3606878600928. Its totient is φ = 3306183454464.

The previous prime is 3456528256513. The next prime is 3456528256579.

3456528256543 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3456528256543 - 2¹⁷ = 3456528125471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3456528256513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85146 + ... + 2630647.

It is an arithmetic number, because the mean of its divisors is an integer number (450859825116).

Almost surely, 2^{3456528256543} is an apocalyptic number.

3456528256543 is a deficient number, since it is larger than the sum of its proper divisors (150350344385).

3456528256543 is a wasteful number, since it uses less digits than its factorization.

3456528256543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771153.

The product of its digits is 103680000, while the sum is 58.

The spelling of 3456528256543 in words is "three trillion, four hundred fifty-six billion, five hundred twenty-eight million, two hundred fifty-six thousand, five hundred forty-three".