32146864679 has 4 divisors (see below), whose sum is σ = 32171921976. Its totient is φ = 32121807384.

The previous prime is 32146864661. The next prime is 32146864721. The reversal of 32146864679 is 97646864123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32146864679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32146864649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12526724 + ... + 12529289.

It is an arithmetic number, because the mean of its divisors is an integer number (8042980494).

Almost surely, 2^32146864679 is an apocalyptic number.

32146864679 is a deficient number, since it is larger than the sum of its proper divisors (25057297).

32146864679 is a wasteful number, since it uses less digits than its factorization.

32146864679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25057296.

The product of its digits is 10450944, while the sum is 56.

The spelling of 32146864679 in words is "thirty-two billion, one hundred forty-six million, eight hundred sixty-four thousand, six hundred seventy-nine".