204426048480 has 48 divisors (see below), whose sum is σ = 643942054224. Its totient is φ = 54513612800.

The previous prime is 204426048467. The next prime is 204426048481. The reversal of 204426048480 is 84840624402.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204426048481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212943321 + ... + 212944280.

It is an arithmetic number, because the mean of its divisors is an integer number (13415459463).

Almost surely, 2^204426048480 is an apocalyptic number.

204426048480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204426048480 is an abundant number, since it is smaller than the sum of its proper divisors (439516005744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204426048480 is a wasteful number, since it uses less digits than its factorization.

204426048480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425887619 (or 425887611 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 42.

The spelling of 204426048480 in words is "two hundred four billion, four hundred twenty-six million, forty-eight thousand, four hundred eighty".