55144150252205 has 16 divisors (see below), whose sum is σ = 76475996501760. Its totient is φ = 37388264952192.

The previous prime is 55144150252183. The next prime is 55144150252207. The reversal of 55144150252205 is 50225205144155.

It is not a de Polignac number, because 55144150252205 - 2¹⁴ = 55144150235821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55144150252207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8851385369 + ... + 8851391598.

It is an arithmetic number, because the mean of its divisors is an integer number (4779749781360).

Almost surely, 2^{55144150252205} is an apocalyptic number.

It is an amenable number.

55144150252205 is a deficient number, since it is larger than the sum of its proper divisors (21331846249555).

55144150252205 is a wasteful number, since it uses less digits than its factorization.

55144150252205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17702777068.

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 55144150252205 in words is "fifty-five trillion, one hundred forty-four billion, one hundred fifty million, two hundred fifty-two thousand, two hundred five".