9672212513 has 8 divisors (see below), whose sum is σ = 10021536168. Its totient is φ = 9327515904.

The previous prime is 9672212479. The next prime is 9672212533. The reversal of 9672212513 is 3152122769.

It can be written as a sum of positive squares in 4 ways, for example, as 483648064 + 9188564449 = 21992^2 + 95857^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 9672212513 - 2⁶ = 9672212449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9672212533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152506 + ... + 1160867.

It is an arithmetic number, because the mean of its divisors is an integer number (1252692021).

Almost surely, 2^9672212513 is an apocalyptic number.

It is an amenable number.

9672212513 is a deficient number, since it is larger than the sum of its proper divisors (349323655).

9672212513 is a wasteful number, since it uses less digits than its factorization.

9672212513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313523.

The product of its digits is 45360, while the sum is 38.

The square root of 9672212513 is about 98347.4072510303. The cubic root of 9672212513 is about 2130.6328075632.

The spelling of 9672212513 in words is "nine billion, six hundred seventy-two million, two hundred twelve thousand, five hundred thirteen".