5517645055523 has 16 divisors (see below), whose sum is σ = 5645284039296. Its totient is φ = 5390441802240.

The previous prime is 5517645055501. The next prime is 5517645055529. The reversal of 5517645055523 is 3255505467155.

It is a cyclic number.

It is not a de Polignac number, because 5517645055523 - 2⁸ = 5517645055267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5517645055529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57873713 + ... + 57968973.

It is an arithmetic number, because the mean of its divisors is an integer number (352830252456).

Almost surely, 2^{5517645055523} is an apocalyptic number.

5517645055523 is a deficient number, since it is larger than the sum of its proper divisors (127638983773).

5517645055523 is a wasteful number, since it uses less digits than its factorization.

5517645055523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97534.

The product of its (nonzero) digits is 15750000, while the sum is 53.

The spelling of 5517645055523 in words is "five trillion, five hundred seventeen billion, six hundred forty-five million, fifty-five thousand, five hundred twenty-three".