143640436223630 has 32 divisors (see below), whose sum is σ = 274697274140640. Its totient is φ = 53975604735360.

The previous prime is 143640436223621. The next prime is 143640436223653. The reversal of 143640436223630 is 36322634046341.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6693392636 + ... + 6693414095.

It is an arithmetic number, because the mean of its divisors is an integer number (8584289816895).

Almost surely, 2^{143640436223630} is an apocalyptic number.

143640436223630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143640436223630 is a deficient number, since it is larger than the sum of its proper divisors (131056837917010).

143640436223630 is a wasteful number, since it uses less digits than its factorization.

143640436223630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13386806804.

The product of its (nonzero) digits is 4478976, while the sum is 47.

The spelling of 143640436223630 in words is "one hundred forty-three trillion, six hundred forty billion, four hundred thirty-six million, two hundred twenty-three thousand, six hundred thirty".