143642621620216 has 64 divisors (see below), whose sum is σ = 281193534720000. Its totient is φ = 68661102381696.

The previous prime is 143642621620153. The next prime is 143642621620261. The reversal of 143642621620216 is 612026126246341.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3196368675 + ... + 3196413613.

It is an arithmetic number, because the mean of its divisors is an integer number (4393648980000).

Almost surely, 2^{143642621620216} is an apocalyptic number.

It is an amenable number.

143642621620216 is a deficient number, since it is larger than the sum of its proper divisors (137550913099784).

143642621620216 is a wasteful number, since it uses less digits than its factorization.

143642621620216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54076 (or 54072 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 46.

Adding to 143642621620216 its reverse (612026126246341), we get a palindrome (755668747866557).

The spelling of 143642621620216 in words is "one hundred forty-three trillion, six hundred forty-two billion, six hundred twenty-one million, six hundred twenty thousand, two hundred sixteen".