144531554355 has 48 divisors (see below), whose sum is σ = 258678900480. Its totient is φ = 74574950400.

The previous prime is 144531554341. The next prime is 144531554369. The reversal of 144531554355 is 553455135441.

It is a happy number.

144531554355 is a `hidden beast` number, since 1 + 4 + 4 + 53 + 1 + 5 + 543 + 55 = 666.

It is an interprime number because it is at equal distance from previous prime (144531554341) and next prime (144531554369).

It is not a de Polignac number, because 144531554355 - 2⁴ = 144531554339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 144531554355.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5411835 + ... + 5438475.

It is an arithmetic number, because the mean of its divisors is an integer number (5389143760).

Almost surely, 2^144531554355 is an apocalyptic number.

144531554355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

144531554355 is a deficient number, since it is larger than the sum of its proper divisors (114147346125).

144531554355 is a wasteful number, since it uses less digits than its factorization.

144531554355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30572 (or 30569 counting only the distinct ones).

The product of its digits is 1800000, while the sum is 45.

Adding to 144531554355 its reverse (553455135441), we get a palindrome (697986689796).

The spelling of 144531554355 in words is "one hundred forty-four billion, five hundred thirty-one million, five hundred fifty-four thousand, three hundred fifty-five".