9950352918724 has 135 divisors (see below), whose sum is σ = 19601581780823. Its totient is φ = 4418809675776.

The previous prime is 9950352918721. The next prime is 9950352918733. The reversal of 9950352918724 is 4278192530599.

It is a happy number.

The square root of 9950352918724 is 3154418.

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

It can be written as a sum of positive squares in 4 ways, for example, as 6639991005124 + 3310361913600 = 2576818^2 + 1819440^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9950352918721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 38717326404 + ... + 38717326660.

Almost surely, 2^{9950352918724} is an apocalyptic number.

9950352918724 is the 3154418-th square number.

It is an amenable number.

9950352918724 is a deficient number, since it is larger than the sum of its proper divisors (9651228862099).

9950352918724 is an frugal number, since it uses more digits than its factorization.

9950352918724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 64.

Multiplying 9950352918724 by its sum of digits (64), we get a square (636822586798336 = 25235344²).

The spelling of 9950352918724 in words is "nine trillion, nine hundred fifty billion, three hundred fifty-two million, nine hundred eighteen thousand, seven hundred twenty-four".