629143538143 has 4 divisors (see below), whose sum is σ = 662256355960. Its totient is φ = 596030720328.

The previous prime is 629143538131. The next prime is 629143538161. The reversal of 629143538143 is 341835341926.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 629143538143 - 2¹³ = 629143529951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629143538113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16556408880 + ... + 16556408917.

It is an arithmetic number, because the mean of its divisors is an integer number (165564088990).

Almost surely, 2^629143538143 is an apocalyptic number.

629143538143 is a deficient number, since it is larger than the sum of its proper divisors (33112817817).

629143538143 is a wasteful number, since it uses less digits than its factorization.

629143538143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33112817816.

The product of its digits is 1866240, while the sum is 49.

The spelling of 629143538143 in words is "six hundred twenty-nine billion, one hundred forty-three million, five hundred thirty-eight thousand, one hundred forty-three".