198269623029 has 16 divisors (see below), whose sum is σ = 269334636480. Its totient is φ = 129702524160.

The previous prime is 198269623001. The next prime is 198269623033. The reversal of 198269623029 is 920326962891.

It is not a de Polignac number, because 198269623029 - 2⁹ = 198269622517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 198269623029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198269623049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1216212 + ... + 1369565.

It is an arithmetic number, because the mean of its divisors is an integer number (16833414780).

Almost surely, 2^198269623029 is an apocalyptic number.

It is an amenable number.

198269623029 is a deficient number, since it is larger than the sum of its proper divisors (71065013451).

198269623029 is a wasteful number, since it uses less digits than its factorization.

198269623029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586260.

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 198269623029 in words is "one hundred ninety-eight billion, two hundred sixty-nine million, six hundred twenty-three thousand, twenty-nine".