204424102454 has 64 divisors (see below), whose sum is σ = 372895875072. Its totient is φ = 82796515200.

The previous prime is 204424102447. The next prime is 204424102541. The reversal of 204424102454 is 454201424402.

It is a self number, because there is not a number n which added to its sum of digits gives 204424102454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1267859 + ... + 1419969.

It is an arithmetic number, because the mean of its divisors is an integer number (5826498048).

Almost surely, 2^204424102454 is an apocalyptic number.

204424102454 is a deficient number, since it is larger than the sum of its proper divisors (168471772618).

204424102454 is a wasteful number, since it uses less digits than its factorization.

204424102454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152301.

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 204424102454 its reverse (454201424402), we get a palindrome (658625526856).

The spelling of 204424102454 in words is "two hundred four billion, four hundred twenty-four million, one hundred two thousand, four hundred fifty-four".