129337892254 has 8 divisors (see below), whose sum is σ = 194744507760. Its totient is φ = 64423056336.

The previous prime is 129337892213. The next prime is 129337892311. The reversal of 129337892254 is 452298733921.

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 = 129337892195 and 129337892204.

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, 122944239 + ... + 122945290.

It is an arithmetic number, because the mean of its divisors is an integer number (24343063470).

Almost surely, 2^129337892254 is an apocalyptic number.

129337892254 is a deficient number, since it is larger than the sum of its proper divisors (65406615506).

129337892254 is a wasteful number, since it uses less digits than its factorization.

129337892254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245889794.

The product of its digits is 6531840, while the sum is 55.

The spelling of 129337892254 in words is "one hundred twenty-nine billion, three hundred thirty-seven million, eight hundred ninety-two thousand, two hundred fifty-four".