55144105455 has 8 divisors (see below), whose sum is σ = 88230568752. Its totient is φ = 29410189568.

The previous prime is 55144105447. The next prime is 55144105477. The reversal of 55144105455 is 55450144155.

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 55144105455 - 2³ = 55144105447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1838136834 + ... + 1838136863.

It is an arithmetic number, because the mean of its divisors is an integer number (11028821094).

Almost surely, 2^55144105455 is an apocalyptic number.

55144105455 is a deficient number, since it is larger than the sum of its proper divisors (33086463297).

55144105455 is a wasteful number, since it uses less digits than its factorization.

55144105455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676273705.

The product of its (nonzero) digits is 200000, while the sum is 39.

The spelling of 55144105455 in words is "fifty-five billion, one hundred forty-four million, one hundred five thousand, four hundred fifty-five".