9662478625 has 8 divisors (see below), whose sum is σ = 12058773480. Its totient is φ = 7729982800.

The previous prime is 9662478613. The next prime is 9662478667. The reversal of 9662478625 is 5268742669.

It can be written as a sum of positive squares in 4 ways, for example, as 12952801 + 9649525824 = 3599^2 + 98232^2 .

It is not a de Polignac number, because 9662478625 - 2¹⁵ = 9662445857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38649790 + ... + 38650039.

It is an arithmetic number, because the mean of its divisors is an integer number (1507346685).

Almost surely, 2^9662478625 is an apocalyptic number.

It is an amenable number.

9662478625 is a deficient number, since it is larger than the sum of its proper divisors (2396294855).

9662478625 is an equidigital number, since it uses as much as digits as its factorization.

9662478625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77299844 (or 77299834 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 55.

The square root of 9662478625 is about 98297.9075311372. The cubic root of 9662478625 is about 2129.9178280216.

The spelling of 9662478625 in words is "nine billion, six hundred sixty-two million, four hundred seventy-eight thousand, six hundred twenty-five".