3455563435544 has 16 divisors (see below), whose sum is σ = 7068197936520. Its totient is φ = 1570710652480.

The previous prime is 3455563435531. The next prime is 3455563435549. The reversal of 3455563435544 is 4455343655543.

It is a self number, because there is not a number n which added to its sum of digits gives 3455563435544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455563435549) 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, 19633883069 + ... + 19633883244.

Almost surely, 2^{3455563435544} is an apocalyptic number.

It is an amenable number.

3455563435544 is an abundant number, since it is smaller than the sum of its proper divisors (3612634500976).

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

3455563435544 is a wasteful number, since it uses less digits than its factorization.

3455563435544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39267766330 (or 39267766326 counting only the distinct ones).

The product of its digits is 129600000, while the sum is 56.

The spelling of 3455563435544 in words is "three trillion, four hundred fifty-five billion, five hundred sixty-three million, four hundred thirty-five thousand, five hundred forty-four".