143319738906 has 16 divisors (see below), whose sum is σ = 318488308800. Its totient is φ = 47773246284.

The previous prime is 143319738847. The next prime is 143319738923. The reversal of 143319738906 is 609837913341.

It is a happy number.

143319738906 is a `hidden beast` number, since 1 + 433 + 1 + 97 + 38 + 90 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 2654069239 = 143319738906 / (1 + 4 + 3 + 3 + 1 + 9 + 7 + 3 + 8 + 9 + 0 + 6).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1327034566 + ... + 1327034673.

It is an arithmetic number, because the mean of its divisors is an integer number (19905519300).

Almost surely, 2^143319738906 is an apocalyptic number.

143319738906 is an abundant number, since it is smaller than the sum of its proper divisors (175168569894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143319738906 is a wasteful number, since it uses less digits than its factorization.

143319738906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654069250 (or 2654069244 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 143319738906 in words is "one hundred forty-three billion, three hundred nineteen million, seven hundred thirty-eight thousand, nine hundred six".