204057894453 has 8 divisors (see below), whose sum is σ = 310945363008. Its totient is φ = 116604511104.

The previous prime is 204057894427. The next prime is 204057894457. The reversal of 204057894453 is 354498750402.

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

It is not a de Polignac number, because 204057894453 - 2⁶ = 204057894389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204057894396 and 204057894405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204057894457) 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, 4858521276 + ... + 4858521317.

It is an arithmetic number, because the mean of its divisors is an integer number (38868170376).

Almost surely, 2^204057894453 is an apocalyptic number.

It is an amenable number.

204057894453 is a deficient number, since it is larger than the sum of its proper divisors (106887468555).

204057894453 is an equidigital number, since it uses as much as digits as its factorization.

204057894453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9717042603.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 204057894453 in words is "two hundred four billion, fifty-seven million, eight hundred ninety-four thousand, four hundred fifty-three".