9672916157 has 4 divisors (see below), whose sum is σ = 10006465020. Its totient is φ = 9339367296.

The previous prime is 9672916117. The next prime is 9672916189. The reversal of 9672916157 is 7516192769.

9672916157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8299027801 + 1373888356 = 91099^2 + 37066^2 .

It is a cyclic number.

It is not a de Polignac number, because 9672916157 - 2²⁶ = 9605807293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9672916099 and 9672916108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9672916117) 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 3 ways as a sum of consecutive naturals, for example, 166774388 + ... + 166774445.

It is an arithmetic number, because the mean of its divisors is an integer number (2501616255).

Almost surely, 2^9672916157 is an apocalyptic number.

It is an amenable number.

9672916157 is a deficient number, since it is larger than the sum of its proper divisors (333548863).

9672916157 is a wasteful number, since it uses less digits than its factorization.

9672916157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333548862.

The product of its digits is 1428840, while the sum is 53.

The square root of 9672916157 is about 98350.9845248130. The cubic root of 9672916157 is about 2130.6844734613.

The spelling of 9672916157 in words is "nine billion, six hundred seventy-two million, nine hundred sixteen thousand, one hundred fifty-seven".