55706517503999 has 8 divisors (see below), whose sum is σ = 56008239814800. Its totient is φ = 55405428400000.

The previous prime is 55706517503993. The next prime is 55706517504007. The reversal of 55706517503999 is 99930571560755.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55706517503999 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 (55706517503993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158125274 + ... + 158477175.

It is an arithmetic number, because the mean of its divisors is an integer number (7001029976850).

Almost surely, 2^{55706517503999} is an apocalyptic number.

55706517503999 is a deficient number, since it is larger than the sum of its proper divisors (301722310801).

55706517503999 is a wasteful number, since it uses less digits than its factorization.

55706517503999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316603401.

The product of its (nonzero) digits is 401861250, while the sum is 71.

The spelling of 55706517503999 in words is "fifty-five trillion, seven hundred six billion, five hundred seventeen million, five hundred three thousand, nine hundred ninety-nine".