9699554097 has 6 divisors (see below), whose sum is σ = 14010467042. Its totient is φ = 6466369392.

The previous prime is 9699554069. The next prime is 9699554149. The reversal of 9699554097 is 7904559969.

9699554097 is a `hidden beast` number, since 96 + 99 + 55 + 409 + 7 = 666.

9699554097 is digitally balanced in base 3, 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 only one way, i.e., 9116621361 + 582932736 = 95481^2 + 24144^2 .

It is a de Polignac number, because none of the positive numbers 2^k-9699554097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9699554297) 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, 538864108 + ... + 538864125.

Almost surely, 2^9699554097 is an apocalyptic number.

It is an amenable number.

9699554097 is a deficient number, since it is larger than the sum of its proper divisors (4310912945).

9699554097 is a wasteful number, since it uses less digits than its factorization.

9699554097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077728239 (or 1077728236 counting only the distinct ones).

The product of its (nonzero) digits is 27556200, while the sum is 63.

The square root of 9699554097 is about 98486.3142624395. The cubic root of 9699554097 is about 2132.6385558126.

The spelling of 9699554097 in words is "nine billion, six hundred ninety-nine million, five hundred fifty-four thousand, ninety-seven".