143232256024561 has 16 divisors (see below), whose sum is σ = 161294302960128. Its totient is φ = 126010390665600.

The previous prime is 143232256024553. The next prime is 143232256024567. The reversal of 143232256024561 is 165420652232341.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 143232256024561 - 2³ = 143232256024553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143232256024567) 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, 195244101 + ... + 195976333.

It is an arithmetic number, because the mean of its divisors is an integer number (10080893935008).

Almost surely, 2^{143232256024561} is an apocalyptic number.

143232256024561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

143232256024561 is a deficient number, since it is larger than the sum of its proper divisors (18062046935567).

143232256024561 is a wasteful number, since it uses less digits than its factorization.

143232256024561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305912.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 143232256024561 in words is "one hundred forty-three trillion, two hundred thirty-two billion, two hundred fifty-six million, twenty-four thousand, five hundred sixty-one".