143550540421352 has 16 divisors (see below), whose sum is σ = 269422966427940. Its totient is φ = 71704416040576.

The previous prime is 143550540421349. The next prime is 143550540421357. The reversal of 143550540421352 is 253124045055341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 143231444228356 + 319096192996 = 11967934^2 + 564886^2 .

It is a super-3 number, since 3×143550540421352³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (143550540421357) 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 3 ways as a sum of consecutive naturals, for example, 8856762653 + ... + 8856778860.

Almost surely, 2^{143550540421352} is an apocalyptic number.

It is an amenable number.

143550540421352 is a deficient number, since it is larger than the sum of its proper divisors (125872426006588).

143550540421352 is a wasteful number, since it uses less digits than its factorization.

143550540421352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17713542532 (or 17713542528 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

Adding to 143550540421352 its reverse (253124045055341), we get a palindrome (396674585476693).

The spelling of 143550540421352 in words is "one hundred forty-three trillion, five hundred fifty billion, five hundred forty million, four hundred twenty-one thousand, three hundred fifty-two".