143345045205405 has 24 divisors (see below), whose sum is σ = 248481458682912. Its totient is φ = 76445548111584.

The previous prime is 143345045205343. The next prime is 143345045205413. The reversal of 143345045205405 is 504502540543341.

143345045205405 is a `hidden beast` number, since 1 + 4 + 3 + 3 + 4 + 50 + 4 + 52 + 0 + 540 + 5 = 666.

It is not a de Polignac number, because 143345045205405 - 2²⁸ = 143344776769949 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106462399 + ... + 107800428.

It is an arithmetic number, because the mean of its divisors is an integer number (10353394111788).

Almost surely, 2^{143345045205405} is an apocalyptic number.

143345045205405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

143345045205405 is a deficient number, since it is larger than the sum of its proper divisors (105136413477507).

143345045205405 is a wasteful number, since it uses less digits than its factorization.

143345045205405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214277705 (or 214277702 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 143345045205405 its reverse (504502540543341), we get a palindrome (647847585748746).

The spelling of 143345045205405 in words is "one hundred forty-three trillion, three hundred forty-five billion, forty-five million, two hundred five thousand, four hundred five".