143163240423261 has 8 divisors (see below), whose sum is σ = 190984733155104. Its totient is φ = 95391953986800.

The previous prime is 143163240423239. The next prime is 143163240423293. The reversal of 143163240423261 is 162324042361341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 143163240423261 - 2¹⁴ = 143163240406877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143163240423221) 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 7 ways as a sum of consecutive naturals, for example, 12551567191 + ... + 12551578596.

It is an arithmetic number, because the mean of its divisors is an integer number (23873091644388).

Almost surely, 2^{143163240423261} is an apocalyptic number.

It is an amenable number.

143163240423261 is a deficient number, since it is larger than the sum of its proper divisors (47821492731843).

143163240423261 is a wasteful number, since it uses less digits than its factorization.

143163240423261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25103147691.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 143163240423261 in words is "one hundred forty-three trillion, one hundred sixty-three billion, two hundred forty million, four hundred twenty-three thousand, two hundred sixty-one".