204542155344003 has 8 divisors (see below), whose sum is σ = 276793364445888. Its totient is φ = 134326191569064.

The previous prime is 204542155344001. The next prime is 204542155344019. The reversal of 204542155344003 is 300443551245402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204542155344003 - 2¹ = 204542155344001 is a prime.

It is a super-2 number, since 2×204542155344003² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204542155344001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508811331501 + ... + 508811331902.

It is an arithmetic number, because the mean of its divisors is an integer number (34599170555736).

Almost surely, 2^{204542155344003} is an apocalyptic number.

204542155344003 is a deficient number, since it is larger than the sum of its proper divisors (72251209101885).

204542155344003 is a wasteful number, since it uses less digits than its factorization.

204542155344003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017622663473.

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 204542155344003 in words is "two hundred four trillion, five hundred forty-two billion, one hundred fifty-five million, three hundred forty-four thousand, three".