204450494516 has 6 divisors (see below), whose sum is σ = 357788365410. Its totient is φ = 102225247256.

The previous prime is 204450494489. The next prime is 204450494531. The reversal of 204450494516 is 615494054402.

It is a happy number.

204450494516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 204126854416 + 323640100 = 451804^2 + 17990^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25556311811 + ... + 25556311818.

It is an arithmetic number, because the mean of its divisors is an integer number (59631394235).

Almost surely, 2^204450494516 is an apocalyptic number.

It is an amenable number.

204450494516 is a deficient number, since it is larger than the sum of its proper divisors (153337870894).

204450494516 is a wasteful number, since it uses less digits than its factorization.

204450494516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51112623633 (or 51112623631 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 204450494516 in words is "two hundred four billion, four hundred fifty million, four hundred ninety-four thousand, five hundred sixteen".