9973563627 has 4 divisors (see below), whose sum is σ = 13298084840. Its totient is φ = 6649042416.

The previous prime is 9973563599. The next prime is 9973563647. The reversal of 9973563627 is 7263653799.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7263653799 = 3 ⋅2421217933.

It is not a de Polignac number, because 9973563627 - 2¹⁸ = 9973301483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9973563647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662260602 + ... + 1662260607.

It is an arithmetic number, because the mean of its divisors is an integer number (3324521210).

Almost surely, 2^9973563627 is an apocalyptic number.

9973563627 is a deficient number, since it is larger than the sum of its proper divisors (3324521213).

9973563627 is a wasteful number, since it uses less digits than its factorization.

9973563627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324521212.

The product of its digits is 12859560, while the sum is 57.

The square root of 9973563627 is about 99867.7306591073. The cubic root of 9973563627 is about 2152.5344999401.

The spelling of 9973563627 in words is "nine billion, nine hundred seventy-three million, five hundred sixty-three thousand, six hundred twenty-seven".