32660426473 has 8 divisors (see below), whose sum is σ = 33545673288. Its totient is φ = 31775313024.

The previous prime is 32660426441. The next prime is 32660426521. The reversal of 32660426473 is 37462406623.

It can be written as a sum of positive squares in 4 ways, for example, as 11024370009 + 21636056464 = 104997^2 + 147092^2 .

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 32660426473 - 2⁵ = 32660426441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32660423473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650415 + ... + 698827.

It is an arithmetic number, because the mean of its divisors is an integer number (4193209161).

Almost surely, 2^32660426473 is an apocalyptic number.

It is an amenable number.

32660426473 is a deficient number, since it is larger than the sum of its proper divisors (885246815).

32660426473 is a wasteful number, since it uses less digits than its factorization.

32660426473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66683.

The product of its (nonzero) digits is 870912, while the sum is 43.

The spelling of 32660426473 in words is "thirty-two billion, six hundred sixty million, four hundred twenty-six thousand, four hundred seventy-three".