55117125556047 has 12 divisors (see below), whose sum is σ = 79613797867344. Its totient is φ = 36744670956480.

The previous prime is 55117125556027. The next prime is 55117125556091. The reversal of 55117125556047 is 74065552171155.

55117125556047 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 7 + 1 + 25 + 5 + 5 + 604 + 7 = 666.

It is not a de Polignac number, because 55117125556047 - 2²⁶ = 55117058447183 is a prime.

It is a super-2 number, since 2×55117125556047² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55117125555984 and 55117125556002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55117125556027) 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, 2056779 + ... + 10698812.

It is an arithmetic number, because the mean of its divisors is an integer number (6634483155612).

Almost surely, 2^{55117125556047} is an apocalyptic number.

55117125556047 is a deficient number, since it is larger than the sum of its proper divisors (24496672311297).

55117125556047 is a wasteful number, since it uses less digits than its factorization.

55117125556047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13235710 (or 13235707 counting only the distinct ones).

The product of its (nonzero) digits is 7350000, while the sum is 54.

The spelling of 55117125556047 in words is "fifty-five trillion, one hundred seventeen billion, one hundred twenty-five million, five hundred fifty-six thousand, forty-seven".