10216430725 has 6 divisors (see below), whose sum is σ = 12668374130. Its totient is φ = 8173144560.

The previous prime is 10216430723. The next prime is 10216430801. The reversal of 10216430725 is 52703461201.

It can be written as a sum of positive squares in 3 ways, for example, as 18258529 + 10198172196 = 4273^2 + 100986^2 .

It is not a de Polignac number, because 10216430725 - 2¹ = 10216430723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10216430723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204328590 + ... + 204328639.

Almost surely, 2^10216430725 is an apocalyptic number.

It is an amenable number.

10216430725 is a deficient number, since it is larger than the sum of its proper divisors (2451943405).

10216430725 is an equidigital number, since it uses as much as digits as its factorization.

10216430725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408657239 (or 408657234 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 10216430725 its reverse (52703461201), we get a palindrome (62919891926).

The spelling of 10216430725 in words is "ten billion, two hundred sixteen million, four hundred thirty thousand, seven hundred twenty-five".