204042363265156 has 36 divisors (see below), whose sum is σ = 390998671427700. Its totient is φ = 93115270330368.

The previous prime is 204042363265127. The next prime is 204042363265241. The reversal of 204042363265156 is 651562363240402.

It can be written as a sum of positive squares in 6 ways, for example, as 130033335142656 + 74009028122500 = 11403216^2 + 8602850^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1695657901 + ... + 1695778228.

It is an arithmetic number, because the mean of its divisors is an integer number (10861074206325).

Almost surely, 2^{204042363265156} is an apocalyptic number.

204042363265156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

204042363265156 is a deficient number, since it is larger than the sum of its proper divisors (186956308162544).

204042363265156 is a wasteful number, since it uses less digits than its factorization.

204042363265156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391436248 (or 3391436233 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 204042363265156 in words is "two hundred four trillion, forty-two billion, three hundred sixty-three million, two hundred sixty-five thousand, one hundred fifty-six".