629671090009 has 8 divisors (see below), whose sum is σ = 678135152520. Its totient is φ = 581211002496.

The previous prime is 629671090007. The next prime is 629671090021. The reversal of 629671090009 is 900090176926.

629671090009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 290248330009 + 339422760000 = 538747^2 + 582600^2 .

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 629671090009 - 2¹ = 629671090007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (629671090007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660604 + ... + 1302205.

It is an arithmetic number, because the mean of its divisors is an integer number (84766894065).

Almost surely, 2^629671090009 is an apocalyptic number.

It is an amenable number.

629671090009 is a deficient number, since it is larger than the sum of its proper divisors (48464062511).

629671090009 is a wasteful number, since it uses less digits than its factorization.

629671090009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987499.

The product of its (nonzero) digits is 367416, while the sum is 49.

The spelling of 629671090009 in words is "six hundred twenty-nine billion, six hundred seventy-one million, ninety thousand, nine".