505301323445 has 4 divisors (see below), whose sum is σ = 606361588140. Its totient is φ = 404241058752.

The previous prime is 505301323409. The next prime is 505301323459. The reversal of 505301323445 is 544323103505.

It is a happy number.

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 86773841476 + 418527481969 = 294574^2 + 646937^2 .

It is a cyclic number.

It is not a de Polignac number, because 505301323445 - 2¹⁴ = 505301307061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50530132340 + ... + 50530132349.

It is an arithmetic number, because the mean of its divisors is an integer number (151590397035).

Almost surely, 2^505301323445 is an apocalyptic number.

It is an amenable number.

505301323445 is a deficient number, since it is larger than the sum of its proper divisors (101060264695).

505301323445 is a wasteful number, since it uses less digits than its factorization.

505301323445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101060264694.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 505301323445 in words is "five hundred five billion, three hundred one million, three hundred twenty-three thousand, four hundred forty-five".