204144272858040 has 64 divisors (see below), whose sum is σ = 633551191639200. Its totient is φ = 52561284045312.

The previous prime is 204144272858021. The next prime is 204144272858059. The reversal of 204144272858040 is 40858272441402.

It is an interprime number because it is at equal distance from previous prime (204144272858021) and next prime (204144272858059).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29331070207 + ... + 29331077166.

Almost surely, 2^{204144272858040} is an apocalyptic number.

204144272858040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204144272858040 is an abundant number, since it is smaller than the sum of its proper divisors (429406918781160).

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

204144272858040 is a wasteful number, since it uses less digits than its factorization.

204144272858040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58662147416 (or 58662147412 counting only the distinct ones).

The product of its (nonzero) digits is 4587520, while the sum is 51.

The spelling of 204144272858040 in words is "two hundred four trillion, one hundred forty-four billion, two hundred seventy-two million, eight hundred fifty-eight thousand, forty".