143224253134146 has 12 divisors (see below), whose sum is σ = 310319215124022. Its totient is φ = 47741417711376.

The previous prime is 143224253134117. The next prime is 143224253134147. The reversal of 143224253134146 is 641431352422341.

It is a happy number.

143224253134146 is a `hidden beast` number, since 1 + 4 + 3 + 2 + 2 + 42 + 531 + 34 + 1 + 46 = 666.

It can be written as a sum of positive squares in only one way, i.e., 112646615747121 + 30577637387025 = 10613511^2 + 5529705^2 .

It is a super-2 number, since 2×143224253134146² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143224253134147) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3978451475931 + ... + 3978451475966.

Almost surely, 2^{143224253134146} is an apocalyptic number.

143224253134146 is an abundant number, since it is smaller than the sum of its proper divisors (167094961989876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143224253134146 is a wasteful number, since it uses less digits than its factorization.

143224253134146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7956902951905 (or 7956902951902 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 143224253134146 in words is "one hundred forty-three trillion, two hundred twenty-four billion, two hundred fifty-three million, one hundred thirty-four thousand, one hundred forty-six".