9995400529 has 9 divisors (see below), whose sum is σ = 10619757201. Its totient is φ = 9405836160.

The previous prime is 9995400523. The next prime is 9995400553. The reversal of 9995400529 is 9250045999.

The square root of 9995400529 is 99977.

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

9995400529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3761982225 + 6233418304 = 61335^2 + 78952^2 .

It is not a de Polignac number, because 9995400529 - 2²¹ = 9993303377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9995400523) 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 8 ways as a sum of consecutive naturals, for example, 1696669 + ... + 1702549.

Almost surely, 2^9995400529 is an apocalyptic number.

9995400529 is the 99977-th square number.

9995400529 is the 49989-th centered octagonal number.

It is an amenable number.

9995400529 is a deficient number, since it is larger than the sum of its proper divisors (624356672).

9995400529 is an frugal number, since it uses more digits than its factorization.

9995400529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11796 (or 5898 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 52.

The cubic root of 9995400529 is about 2154.1043307148.

The spelling of 9995400529 in words is "nine billion, nine hundred ninety-five million, four hundred thousand, five hundred twenty-nine".