56105058505525 has 12 divisors (see below), whose sum is σ = 69719245307712. Its totient is φ = 44787935345840.

The previous prime is 56105058505523. The next prime is 56105058505589. The reversal of 56105058505525 is 52550585050165.

It is a happy number.

It is not a de Polignac number, because 56105058505525 - 2¹ = 56105058505523 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 (56105058505523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2402774557 + ... + 2402797906.

It is an arithmetic number, because the mean of its divisors is an integer number (5809937108976).

Almost surely, 2^{56105058505525} is an apocalyptic number.

It is an amenable number.

56105058505525 is a deficient number, since it is larger than the sum of its proper divisors (13614186802187).

56105058505525 is a wasteful number, since it uses less digits than its factorization.

56105058505525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4805572940 (or 4805572935 counting only the distinct ones).

The product of its (nonzero) digits is 7500000, while the sum is 52.

The spelling of 56105058505525 in words is "fifty-six trillion, one hundred five billion, fifty-eight million, five hundred five thousand, five hundred twenty-five".