143430423550 has 12 divisors (see below), whose sum is σ = 266780587896. Its totient is φ = 57372169400.

The previous prime is 143430423541. The next prime is 143430423569. The reversal of 143430423550 is 55324034341.

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 5 ways as a sum of consecutive naturals, for example, 1434304186 + ... + 1434304285.

It is an arithmetic number, because the mean of its divisors is an integer number (22231715658).

Almost surely, 2^143430423550 is an apocalyptic number.

143430423550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143430423550 is a deficient number, since it is larger than the sum of its proper divisors (123350164346).

143430423550 is a wasteful number, since it uses less digits than its factorization.

143430423550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868608483 (or 2868608478 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 143430423550 its reverse (55324034341), we get a palindrome (198754457891).

The spelling of 143430423550 in words is "one hundred forty-three billion, four hundred thirty million, four hundred twenty-three thousand, five hundred fifty".