9649215351 has 48 divisors (see below), whose sum is σ = 15386301216. Its totient is φ = 5801822208.

The previous prime is 9649215347. The next prime is 9649215413. The reversal of 9649215351 is 1535129469.

9649215351 is a `hidden beast` number, since 9 + 6 + 492 + 153 + 5 + 1 = 666.

It is not a de Polignac number, because 9649215351 - 2² = 9649215347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9649215297 and 9649215306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9649255351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 334851 + ... + 362523.

It is an arithmetic number, because the mean of its divisors is an integer number (320547942).

Almost surely, 2^9649215351 is an apocalyptic number.

9649215351 is a deficient number, since it is larger than the sum of its proper divisors (5737085865).

9649215351 is a wasteful number, since it uses less digits than its factorization.

9649215351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27792 (or 27789 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 9649215351 is about 98230.4196824996. The cubic root of 9649215351 is about 2128.9428325287.

The spelling of 9649215351 in words is "nine billion, six hundred forty-nine million, two hundred fifteen thousand, three hundred fifty-one".