3455126215543 has 4 divisors (see below), whose sum is σ = 3455130900928. Its totient is φ = 3455121530160.

The previous prime is 3455126215493. The next prime is 3455126215547.

3455126215543 is nontrivially palindromic in base 10.

3455126215543 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3455126215543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3455126215493 and 3455126215502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455126215547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967446 + ... + 2801107.

It is an arithmetic number, because the mean of its divisors is an integer number (863782725232).

Almost surely, 2^{3455126215543} is an apocalyptic number.

3455126215543 is a deficient number, since it is larger than the sum of its proper divisors (4685385).

3455126215543 is an equidigital number, since it uses as much as digits as its factorization.

3455126215543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685384.

The product of its digits is 2160000, while the sum is 46.

The spelling of 3455126215543 in words is "three trillion, four hundred fifty-five billion, one hundred twenty-six million, two hundred fifteen thousand, five hundred forty-three".