9661370396 has 12 divisors (see below), whose sum is σ = 16910113920. Its totient is φ = 4829909280.

The previous prime is 9661370321. The next prime is 9661370423. The reversal of 9661370396 is 6930731669.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165500 + ... + 216131.

It is an arithmetic number, because the mean of its divisors is an integer number (1409176160).

Almost surely, 2^9661370396 is an apocalyptic number.

It is an amenable number.

9661370396 is a deficient number, since it is larger than the sum of its proper divisors (7248743524).

9661370396 is a wasteful number, since it uses less digits than its factorization.

9661370396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387964 (or 387962 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 50.

The square root of 9661370396 is about 98292.2702759479. The cubic root of 9661370396 is about 2129.8363952601.

The spelling of 9661370396 in words is "nine billion, six hundred sixty-one million, three hundred seventy thousand, three hundred ninety-six".