55346865571 has 8 divisors (see below), whose sum is σ = 56319749360. Its totient is φ = 54382192128.

The previous prime is 55346865559. The next prime is 55346865577. The reversal of 55346865571 is 17556864355.

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 55346865571 - 2⁹ = 55346865059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55346865577) 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, 2038986 + ... + 2065951.

It is an arithmetic number, because the mean of its divisors is an integer number (7039968670).

Almost surely, 2^55346865571 is an apocalyptic number.

55346865571 is a deficient number, since it is larger than the sum of its proper divisors (972883789).

55346865571 is a wasteful number, since it uses less digits than its factorization.

55346865571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105173.

The product of its digits is 15120000, while the sum is 55.

The spelling of 55346865571 in words is "fifty-five billion, three hundred forty-six million, eight hundred sixty-five thousand, five hundred seventy-one".