55056001505517 has 16 divisors (see below), whose sum is σ = 81564975304000. Its totient is φ = 36703763120592.

The previous prime is 55056001505431. The next prime is 55056001505587. The reversal of 55056001505517 is 71550510065055.

55056001505517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55056001505517 - 2⁷ = 55056001505389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55056001505587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2314042 + ... + 10745547.

It is an arithmetic number, because the mean of its divisors is an integer number (5097810956500).

Almost surely, 2^{55056001505517} is an apocalyptic number.

It is an amenable number.

55056001505517 is a deficient number, since it is larger than the sum of its proper divisors (26508973798483).

55056001505517 is a wasteful number, since it uses less digits than its factorization.

55056001505517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13215737 (or 13215731 counting only the distinct ones).

The product of its (nonzero) digits is 656250, while the sum is 45.

The spelling of 55056001505517 in words is "fifty-five trillion, fifty-six billion, one million, five hundred five thousand, five hundred seventeen".