144146553455 has 4 divisors (see below), whose sum is σ = 172975864152. Its totient is φ = 115317242760.

The previous prime is 144146553413. The next prime is 144146553469. The reversal of 144146553455 is 554355641441.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 144146553455 - 2³⁶ = 75427076719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14414655341 + ... + 14414655350.

It is an arithmetic number, because the mean of its divisors is an integer number (43243966038).

Almost surely, 2^144146553455 is an apocalyptic number.

144146553455 is a deficient number, since it is larger than the sum of its proper divisors (28829310697).

144146553455 is an equidigital number, since it uses as much as digits as its factorization.

144146553455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28829310696.

The product of its digits is 2880000, while the sum is 47.

The spelling of 144146553455 in words is "one hundred forty-four billion, one hundred forty-six million, five hundred fifty-three thousand, four hundred fifty-five".