32947647379 has 4 divisors (see below), whose sum is σ = 32967110176. Its totient is φ = 32928184584.

The previous prime is 32947647353. The next prime is 32947647401. The reversal of 32947647379 is 97374674923.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97374674923 = 38333 ⋅2540231.

It is a cyclic number.

It is not a de Polignac number, because 32947647379 - 2⁵ = 32947647347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32947647329) 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, 9728859 + ... + 9732244.

It is an arithmetic number, because the mean of its divisors is an integer number (8241777544).

Almost surely, 2^32947647379 is an apocalyptic number.

32947647379 is a deficient number, since it is larger than the sum of its proper divisors (19462797).

32947647379 is a wasteful number, since it uses less digits than its factorization.

32947647379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19462796.

The product of its digits is 48009024, while the sum is 61.

The spelling of 32947647379 in words is "thirty-two billion, nine hundred forty-seven million, six hundred forty-seven thousand, three hundred seventy-nine".