629879064791 has 8 divisors (see below), whose sum is σ = 632200579920. Its totient is φ = 627558224832.

The previous prime is 629879064767. The next prime is 629879064797. The reversal of 629879064791 is 197460978926.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 629879064791 - 2¹⁰ = 629879063767 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 (629879064797) 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 7 ways as a sum of consecutive naturals, for example, 1740155 + ... + 2070723.

It is an arithmetic number, because the mean of its divisors is an integer number (79025072490).

Almost surely, 2^629879064791 is an apocalyptic number.

629879064791 is a deficient number, since it is larger than the sum of its proper divisors (2321515129).

629879064791 is a wasteful number, since it uses less digits than its factorization.

629879064791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337585.

The product of its (nonzero) digits is 82301184, while the sum is 68.

The spelling of 629879064791 in words is "six hundred twenty-nine billion, eight hundred seventy-nine million, sixty-four thousand, seven hundred ninety-one".