52303640621605 has 4 divisors (see below), whose sum is σ = 62764368745932. Its totient is φ = 41842912497280.

The previous prime is 52303640621549. The next prime is 52303640621629. The reversal of 52303640621605 is 50612604630325.

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 8708442314049 + 43595198307556 = 2951007^2 + 6602666^2 .

It is not a de Polignac number, because 52303640621605 - 2²⁷ = 52303506403877 is a prime.

It is a Duffinian number.

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, 5230364062156 + ... + 5230364062165.

It is an arithmetic number, because the mean of its divisors is an integer number (15691092186483).

Almost surely, 2^{52303640621605} is an apocalyptic number.

It is an amenable number.

52303640621605 is a deficient number, since it is larger than the sum of its proper divisors (10460728124327).

52303640621605 is a wasteful number, since it uses less digits than its factorization.

52303640621605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10460728124326.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 52303640621605 in words is "fifty-two trillion, three hundred three billion, six hundred forty million, six hundred twenty-one thousand, six hundred five".