204513454544051 has 8 divisors (see below), whose sum is σ = 204612290164704. Its totient is φ = 204414642748800.

The previous prime is 204513454544033. The next prime is 204513454544107. The reversal of 204513454544051 is 150445454315402.

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

It is a cyclic number.

It is not a de Polignac number, because 204513454544051 - 2¹⁸ = 204513454281907 is a prime.

It is a super-2 number, since 2×204513454544051² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204513454543987 and 204513454544005.

It is not an unprimeable number, because it can be changed into a prime (204513454564051) 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, 11227451 + ... + 23131851.

It is an arithmetic number, because the mean of its divisors is an integer number (25576536270588).

Almost surely, 2^{204513454544051} is an apocalyptic number.

204513454544051 is a deficient number, since it is larger than the sum of its proper divisors (98835620653).

204513454544051 is a wasteful number, since it uses less digits than its factorization.

204513454544051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11912701.

The product of its (nonzero) digits is 3840000, while the sum is 47.

The spelling of 204513454544051 in words is "two hundred four trillion, five hundred thirteen billion, four hundred fifty-four million, five hundred forty-four thousand, fifty-one".