52315231552 has 14 divisors (see below), whose sum is σ = 103813037738. Its totient is φ = 26157615744.

The previous prime is 52315231543. The next prime is 52315231607. The reversal of 52315231552 is 25513251325.

It can be written as a sum of positive squares in only one way, i.e., 38676728896 + 13638502656 = 196664^2 + 116784^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 408712683 + ... + 408712810.

Almost surely, 2^52315231552 is an apocalyptic number.

It is an amenable number.

52315231552 is a deficient number, since it is larger than the sum of its proper divisors (51497806186).

52315231552 is an equidigital number, since it uses as much as digits as its factorization.

52315231552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817425505 (or 817425495 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

Adding to 52315231552 its reverse (25513251325), we get a palindrome (77828482877).

The spelling of 52315231552 in words is "fifty-two billion, three hundred fifteen million, two hundred thirty-one thousand, five hundred fifty-two".