204054254626636 has 6 divisors (see below), whose sum is σ = 357094945596620. Its totient is φ = 102027127313316.

The previous prime is 204054254626603. The next prime is 204054254626639. The reversal of 204054254626636 is 636626452450402.

It is a happy number.

204054254626636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (204054254626639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25506781828326 + ... + 25506781828333.

Almost surely, 2^{204054254626636} is an apocalyptic number.

It is an amenable number.

204054254626636 is a deficient number, since it is larger than the sum of its proper divisors (153040690969984).

204054254626636 is a wasteful number, since it uses less digits than its factorization.

204054254626636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51013563656663 (or 51013563656661 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 55.

The spelling of 204054254626636 in words is "two hundred four trillion, fifty-four billion, two hundred fifty-four million, six hundred twenty-six thousand, six hundred thirty-six".