39503152516 has 9 divisors (see below), whose sum is σ = 69131212549. Its totient is φ = 19751377504.

The previous prime is 39503152511. The next prime is 39503152519. The reversal of 39503152516 is 61525130593.

The square root of 39503152516 is 198754.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 577440900 + 38925711616 = 24030^2 + 197296^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39503152511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 347820 + ... + 447196.

Almost surely, 2^39503152516 is an apocalyptic number.

39503152516 is the 198754-th square number.

It is an amenable number.

39503152516 is a deficient number, since it is larger than the sum of its proper divisors (29628060033).

39503152516 is an frugal number, since it uses more digits than its factorization.

39503152516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198758 (or 99379 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 40.

The spelling of 39503152516 in words is "thirty-nine billion, five hundred three million, one hundred fifty-two thousand, five hundred sixteen".