204673157741 has 8 divisors (see below), whose sum is σ = 220895381784. Its totient is φ = 188519238720.

The previous prime is 204673157723. The next prime is 204673157747. The reversal of 204673157741 is 147751376402.

It can be written as a sum of positive squares in 4 ways, for example, as 11956547716 + 192716610025 = 109346^2 + 438995^2 .

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 204673157741 - 2¹⁴ = 204673141357 is a prime.

It is a super-2 number, since 2×204673157741² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204673157747) 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, 17070026 + ... + 17082011.

It is an arithmetic number, because the mean of its divisors is an integer number (27611922723).

Almost surely, 2^204673157741 is an apocalyptic number.

It is an amenable number.

204673157741 is a deficient number, since it is larger than the sum of its proper divisors (16222224043).

204673157741 is a wasteful number, since it uses less digits than its factorization.

204673157741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34152511.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 204673157741 in words is "two hundred four billion, six hundred seventy-three million, one hundred fifty-seven thousand, seven hundred forty-one".