9851600397 has 8 divisors (see below), whose sum is σ = 13229967520. Its totient is φ = 6520483440.

The previous prime is 9851600321. The next prime is 9851600413. The reversal of 9851600397 is 7930061589.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9851600397 - 2¹² = 9851596301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9851600597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11812054 + ... + 11812887.

It is an arithmetic number, because the mean of its divisors is an integer number (1653745940).

Almost surely, 2^9851600397 is an apocalyptic number.

It is an amenable number.

9851600397 is a deficient number, since it is larger than the sum of its proper divisors (3378367123).

9851600397 is a wasteful number, since it uses less digits than its factorization.

9851600397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23625083.

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 9851600397 is about 99255.2285625296. The cubic root of 9851600397 is about 2143.7242916199.

The spelling of 9851600397 in words is "nine billion, eight hundred fifty-one million, six hundred thousand, three hundred ninety-seven".