13453503554043 has 64 divisors (see below), whose sum is σ = 23272823992320. Its totient is φ = 7520991768576.

The previous prime is 13453503554027. The next prime is 13453503554069. The reversal of 13453503554043 is 34045530535431.

13453503554043 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 3 + 50 + 3 + 554 + 0 + 43 = 666.

It is not a de Polignac number, because 13453503554043 - 2⁴ = 13453503554027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13453503554043.

It is not an unprimeable number, because it can be changed into a prime (13453503554083) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20940571 + ... + 21573467.

It is an arithmetic number, because the mean of its divisors is an integer number (363637874880).

Almost surely, 2^{13453503554043} is an apocalyptic number.

13453503554043 is a deficient number, since it is larger than the sum of its proper divisors (9819320438277).

13453503554043 is a wasteful number, since it uses less digits than its factorization.

13453503554043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635353 (or 635347 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 45.

The spelling of 13453503554043 in words is "thirteen trillion, four hundred fifty-three billion, five hundred three million, five hundred fifty-four thousand, forty-three".