204242141400 has 96 divisors (see below), whose sum is σ = 690709809600. Its totient is φ = 49513244800.

The previous prime is 204242141371. The next prime is 204242141417. The reversal of 204242141400 is 4141242402.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15466290 + ... + 15479489.

It is an arithmetic number, because the mean of its divisors is an integer number (7194893850).

Almost surely, 2^204242141400 is an apocalyptic number.

204242141400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204242141400 is an abundant number, since it is smaller than the sum of its proper divisors (486467668200).

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

204242141400 is a wasteful number, since it uses less digits than its factorization.

204242141400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30945809 (or 30945800 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 204242141400 its reverse (4141242402), we get a palindrome (208383383802).

The spelling of 204242141400 in words is "two hundred four billion, two hundred forty-two million, one hundred forty-one thousand, four hundred".