129226590635 has 8 divisors (see below), whose sum is σ = 164193785856. Its totient is φ = 97300021120.

The previous prime is 129226590613. The next prime is 129226590641. The reversal of 129226590635 is 536095622921.

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

It is not a de Polignac number, because 129226590635 - 2⁸ = 129226590379 is a prime.

It is a Duffinian number.

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, 760156331 + ... + 760156500.

It is an arithmetic number, because the mean of its divisors is an integer number (20524223232).

Almost surely, 2^129226590635 is an apocalyptic number.

129226590635 is a deficient number, since it is larger than the sum of its proper divisors (34967195221).

129226590635 is a wasteful number, since it uses less digits than its factorization.

129226590635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520312853.

The product of its (nonzero) digits is 1749600, while the sum is 50.

The spelling of 129226590635 in words is "one hundred twenty-nine billion, two hundred twenty-six million, five hundred ninety thousand, six hundred thirty-five".