204055454051 has 8 divisors (see below), whose sum is σ = 216071445744. Its totient is φ = 192040876800.

The previous prime is 204055454021. The next prime is 204055454077. The reversal of 204055454051 is 150454550402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204055454051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204055454021) 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, 49085 + ... + 640718.

It is an arithmetic number, because the mean of its divisors is an integer number (27008930718).

Almost surely, 2^204055454051 is an apocalyptic number.

204055454051 is a deficient number, since it is larger than the sum of its proper divisors (12015991693).

204055454051 is a wasteful number, since it uses less digits than its factorization.

204055454051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707221.

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 204055454051 in words is "two hundred four billion, fifty-five million, four hundred fifty-four thousand, fifty-one".