9625649473 has 16 divisors (see below), whose sum is σ = 10611849600. Its totient is φ = 8658432000.

The previous prime is 9625649447. The next prime is 9625649497. The reversal of 9625649473 is 3749465269.

9625649473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9625649473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9625649443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415603 + ... + 438151.

It is an arithmetic number, because the mean of its divisors is an integer number (663240600).

Almost surely, 2^9625649473 is an apocalyptic number.

It is an amenable number.

9625649473 is a deficient number, since it is larger than the sum of its proper divisors (986200127).

9625649473 is a wasteful number, since it uses less digits than its factorization.

9625649473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22968.

The product of its digits is 9797760, while the sum is 55.

The square root of 9625649473 is about 98110.3943168103. The cubic root of 9625649473 is about 2127.2082767893.

The spelling of 9625649473 in words is "nine billion, six hundred twenty-five million, six hundred forty-nine thousand, four hundred seventy-three".