55444645211 has 8 divisors (see below), whose sum is σ = 55673499648. Its totient is φ = 55216161000.

The previous prime is 55444645177. The next prime is 55444645219. The reversal of 55444645211 is 11254644455.

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 55444645211 - 2¹⁰ = 55444644187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55444645219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209606 + ... + 393476.

It is an arithmetic number, because the mean of its divisors is an integer number (6959187456).

Almost surely, 2^55444645211 is an apocalyptic number.

55444645211 is a deficient number, since it is larger than the sum of its proper divisors (228854437).

55444645211 is a wasteful number, since it uses less digits than its factorization.

55444645211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185113.

The product of its digits is 384000, while the sum is 41.

The spelling of 55444645211 in words is "fifty-five billion, four hundred forty-four million, six hundred forty-five thousand, two hundred eleven".