5320512153997 has 6 divisors (see below), whose sum is σ = 5342680631274. Its totient is φ = 5298435282240.

The previous prime is 5320512153989. The next prime is 5320512154007. The reversal of 5320512153997 is 7993512150235.

It can be written as a sum of positive squares in 3 ways, for example, as 2187236902761 + 3133275251236 = 1478931^2 + 1770106^2 .

It is not a de Polignac number, because 5320512153997 - 2³ = 5320512153989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5320512153917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45744438 + ... + 45860599.

It is an arithmetic number, because the mean of its divisors is an integer number (890446771879).

Almost surely, 2^{5320512153997} is an apocalyptic number.

It is an amenable number.

5320512153997 is a deficient number, since it is larger than the sum of its proper divisors (22168477277).

5320512153997 is an frugal number, since it uses more digits than its factorization.

5320512153997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91605519 (or 91605278 counting only the distinct ones).

The product of its (nonzero) digits is 2551500, while the sum is 52.

The spelling of 5320512153997 in words is "five trillion, three hundred twenty billion, five hundred twelve million, one hundred fifty-three thousand, nine hundred ninety-seven".