204542155344004 has 12 divisors (see below), whose sum is σ = 358005490129728. Its totient is φ = 102254872449800.

The previous prime is 204542155344001. The next prime is 204542155344019. The reversal of 204542155344004 is 400443551245402.

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 3 ways as a sum of consecutive naturals, for example, 4051277152 + ... + 4051327639.

It is an arithmetic number, because the mean of its divisors is an integer number (29833790844144).

Almost surely, 2^{204542155344004} is an apocalyptic number.

It is an amenable number.

204542155344004 is a deficient number, since it is larger than the sum of its proper divisors (153463334785724).

204542155344004 is a wasteful number, since it uses less digits than its factorization.

204542155344004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102611106 (or 8102611104 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 43.

The spelling of 204542155344004 in words is "two hundred four trillion, five hundred forty-two billion, one hundred fifty-five million, three hundred forty-four thousand, four".