505045304142541 has 4 divisors (see below), whose sum is σ = 506476027384092. Its totient is φ = 503614580900992.

The previous prime is 505045304142523. The next prime is 505045304142553. The reversal of 505045304142541 is 145241403540505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 121573778602500 + 383471525540041 = 11026050^2 + 19582429^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505045304142541 is a prime.

It is a super-3 number, since 3×505045304142541³ (a number of 45 digits) contains 333 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 (505045304112541) 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, 715361620246 + ... + 715361620951.

It is an arithmetic number, because the mean of its divisors is an integer number (126619006846023).

Almost surely, 2^{505045304142541} is an apocalyptic number.

It is an amenable number.

505045304142541 is a deficient number, since it is larger than the sum of its proper divisors (1430723241551).

505045304142541 is a wasteful number, since it uses less digits than its factorization.

505045304142541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430723241550.

The product of its (nonzero) digits is 960000, while the sum is 43.

The spelling of 505045304142541 in words is "five hundred five trillion, forty-five billion, three hundred four million, one hundred forty-two thousand, five hundred forty-one".