204960486378 has 16 divisors (see below), whose sum is σ = 410013999360. Its totient is φ = 68304657696.

The previous prime is 204960486343. The next prime is 204960486389. The reversal of 204960486378 is 873684069402.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3847450 + ... + 3900357.

It is an arithmetic number, because the mean of its divisors is an integer number (25625874960).

Almost surely, 2^204960486378 is an apocalyptic number.

204960486378 is an abundant number, since it is smaller than the sum of its proper divisors (205053512982).

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

204960486378 is a wasteful number, since it uses less digits than its factorization.

204960486378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752221.

The product of its (nonzero) digits is 13934592, while the sum is 57.

The spelling of 204960486378 in words is "two hundred four billion, nine hundred sixty million, four hundred eighty-six thousand, three hundred seventy-eight".