9516197601 has 21 divisors (see below), whose sum is σ = 14271719619. Its totient is φ = 6342375816.

The previous prime is 9516197569. The next prime is 9516197609. The reversal of 9516197601 is 1067916159.

The square root of 9516197601 is 97551.

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., 5267025 + 9510930576 = 2295^2 + 97524^2 .

It is not a de Polignac number, because 9516197601 - 2⁵ = 9516197569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9516197609) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 2632071 + ... + 2635683.

Almost surely, 2^9516197601 is an apocalyptic number.

9516197601 is the 97551-st square number.

9516197601 is the 48776-th centered octagonal number.

It is an amenable number.

9516197601 is a deficient number, since it is larger than the sum of its proper divisors (4755522018).

9516197601 is an frugal number, since it uses more digits than its factorization.

9516197601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7244 (or 3616 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The cubic root of 9516197601 is about 2119.1147960489.

The spelling of 9516197601 in words is "nine billion, five hundred sixteen million, one hundred ninety-seven thousand, six hundred one".