55404422443101 has 8 divisors (see below), whose sum is σ = 75674333093184. Its totient is φ = 36035396710880.

The previous prime is 55404422443039. The next prime is 55404422443109. The reversal of 55404422443101 is 10134422440455.

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 55404422443101 - 2⁶ = 55404422443037 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55404422443101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55404422443109) 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, 225221229321 + ... + 225221229566.

It is an arithmetic number, because the mean of its divisors is an integer number (9459291636648).

Almost surely, 2^{55404422443101} is an apocalyptic number.

It is an amenable number.

55404422443101 is a deficient number, since it is larger than the sum of its proper divisors (20269910650083).

55404422443101 is a wasteful number, since it uses less digits than its factorization.

55404422443101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450442458931.

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 55404422443101 its reverse (10134422440455), we get a palindrome (65538844883556).

The spelling of 55404422443101 in words is "fifty-five trillion, four hundred four billion, four hundred twenty-two million, four hundred forty-three thousand, one hundred one".