32543317461 has 4 divisors (see below), whose sum is σ = 43391089952. Its totient is φ = 21695544972.

The previous prime is 32543317397. The next prime is 32543317463. The reversal of 32543317461 is 16471334523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 32543317461 - 2⁶ = 32543317397 is a prime.

It is a super-2 number, since 2×32543317461² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32543317463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5423886241 + ... + 5423886246.

It is an arithmetic number, because the mean of its divisors is an integer number (10847772488).

Almost surely, 2^32543317461 is an apocalyptic number.

It is an amenable number.

32543317461 is a deficient number, since it is larger than the sum of its proper divisors (10847772491).

32543317461 is a wasteful number, since it uses less digits than its factorization.

32543317461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10847772490.

The product of its digits is 181440, while the sum is 39.

The spelling of 32543317461 in words is "thirty-two billion, five hundred forty-three million, three hundred seventeen thousand, four hundred sixty-one".