143666310421430 has 64 divisors (see below), whose sum is σ = 261491544312768. Its totient is φ = 56826950868480.

The previous prime is 143666310421429. The next prime is 143666310421441. The reversal of 143666310421430 is 34124013666341.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5172863024 + ... + 5172890796.

It is an arithmetic number, because the mean of its divisors is an integer number (4085805379887).

Almost surely, 2^{143666310421430} is an apocalyptic number.

143666310421430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143666310421430 is a deficient number, since it is larger than the sum of its proper divisors (117825233891338).

143666310421430 is a wasteful number, since it uses less digits than its factorization.

143666310421430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41681.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 143666310421430 in words is "one hundred forty-three trillion, six hundred sixty-six billion, three hundred ten million, four hundred twenty-one thousand, four hundred thirty".