55117070517 has 8 divisors (see below), whose sum is σ = 73513944000. Its totient is φ = 36732455360.

The previous prime is 55117070509. The next prime is 55117070539. The reversal of 55117070517 is 71507071155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55117070517 - 2³ = 55117070509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55117070507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3054084 + ... + 3072077.

It is an arithmetic number, because the mean of its divisors is an integer number (9189243000).

Almost surely, 2^55117070517 is an apocalyptic number.

It is an amenable number.

55117070517 is a deficient number, since it is larger than the sum of its proper divisors (18396873483).

55117070517 is a wasteful number, since it uses less digits than its factorization.

55117070517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6129163.

The product of its (nonzero) digits is 42875, while the sum is 39.

The spelling of 55117070517 in words is "fifty-five billion, one hundred seventeen million, seventy thousand, five hundred seventeen".