204255005201450 has 24 divisors (see below), whose sum is σ = 434187782486112. Its totient is φ = 70030287497520.

The previous prime is 204255005201431. The next prime is 204255005201479. The reversal of 204255005201450 is 54102500552402.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 204255005201450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291792864224 + ... + 291792864923.

It is an arithmetic number, because the mean of its divisors is an integer number (18091157603588).

Almost surely, 2^{204255005201450} is an apocalyptic number.

204255005201450 is an abundant number, since it is smaller than the sum of its proper divisors (229932777284662).

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

204255005201450 is a wasteful number, since it uses less digits than its factorization.

204255005201450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583585729166 (or 583585729161 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

Adding to 204255005201450 its reverse (54102500552402), we get a palindrome (258357505753852).

The spelling of 204255005201450 in words is "two hundred four trillion, two hundred fifty-five billion, five million, two hundred one thousand, four hundred fifty".