143640620326641 has 8 divisors (see below), whose sum is σ = 191761129272384. Its totient is φ = 95640262466000.

The previous prime is 143640620326601. The next prime is 143640620326661. The reversal of 143640620326641 is 146623026046341.

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

It is a cyclic number.

It is not a de Polignac number, because 143640620326641 - 2⁹ = 143640620326129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143640620326601) 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, 30037768485 + ... + 30037773266.

It is an arithmetic number, because the mean of its divisors is an integer number (23970141159048).

Almost surely, 2^{143640620326641} is an apocalyptic number.

It is an amenable number.

143640620326641 is a deficient number, since it is larger than the sum of its proper divisors (48120508945743).

143640620326641 is an equidigital number, since it uses as much as digits as its factorization.

143640620326641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60075542551.

The product of its (nonzero) digits is 2985984, while the sum is 48.

The spelling of 143640620326641 in words is "one hundred forty-three trillion, six hundred forty billion, six hundred twenty million, three hundred twenty-six thousand, six hundred forty-one".