55217050579643 has 8 divisors (see below), whose sum is σ = 55239277886208. Its totient is φ = 55194824398824.

The previous prime is 55217050579601. The next prime is 55217050579657. The reversal of 55217050579643 is 34697505071255.

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 55217050579643 - 2²⁸ = 55216782144187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55217050572643) 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, 105852380 + ... + 106372742.

It is an arithmetic number, because the mean of its divisors is an integer number (6904909735776).

Almost surely, 2^{55217050579643} is an apocalyptic number.

55217050579643 is a deficient number, since it is larger than the sum of its proper divisors (22227306565).

55217050579643 is a wasteful number, since it uses less digits than its factorization.

55217050579643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562873.

The product of its (nonzero) digits is 39690000, while the sum is 59.

The spelling of 55217050579643 in words is "fifty-five trillion, two hundred seventeen billion, fifty million, five hundred seventy-nine thousand, six hundred forty-three".