129883638662 has 8 divisors (see below), whose sum is σ = 195275402616. Its totient is φ = 64791837792.

The previous prime is 129883638649. The next prime is 129883638673. The reversal of 129883638662 is 266836388921.

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

It is a junction number, because it is equal to n+sod(n) for n = 129883638595 and 129883638604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74989688 + ... + 74991419.

It is an arithmetic number, because the mean of its divisors is an integer number (24409425327).

Almost surely, 2^129883638662 is an apocalyptic number.

129883638662 is a deficient number, since it is larger than the sum of its proper divisors (65391763954).

129883638662 is a wasteful number, since it uses less digits than its factorization.

129883638662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149981542.

The product of its digits is 35831808, while the sum is 62.

The spelling of 129883638662 in words is "one hundred twenty-nine billion, eight hundred eighty-three million, six hundred thirty-eight thousand, six hundred sixty-two".