204429583117 has 8 divisors (see below), whose sum is σ = 215193513600. Its totient is φ = 193666100544.

The previous prime is 204429583073. The next prime is 204429583121. The reversal of 204429583117 is 711385924402.

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 204429583117 - 2²⁷ = 204295365389 is a prime.

It is a super-2 number, since 2×204429583117² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204429583147) 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, 1249308 + ... + 1403434.

It is an arithmetic number, because the mean of its divisors is an integer number (26899189200).

Almost surely, 2^204429583117 is an apocalyptic number.

It is an amenable number.

204429583117 is a deficient number, since it is larger than the sum of its proper divisors (10763930483).

204429583117 is a wasteful number, since it uses less digits than its factorization.

204429583117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223955.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 204429583117 in words is "two hundred four billion, four hundred twenty-nine million, five hundred eighty-three thousand, one hundred seventeen".