32581879382 has 16 divisors (see below), whose sum is σ = 52783959312. Its totient is φ = 14994449760.

The previous prime is 32581879381. The next prime is 32581879391. The reversal of 32581879382 is 28397818523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32581879381) 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, 1796669 + ... + 1814712.

It is an arithmetic number, because the mean of its divisors is an integer number (3298997457).

Almost surely, 2^32581879382 is an apocalyptic number.

32581879382 is a deficient number, since it is larger than the sum of its proper divisors (20202079930).

32581879382 is a wasteful number, since it uses less digits than its factorization.

32581879382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3611743.

The product of its digits is 5806080, while the sum is 56.

The spelling of 32581879382 in words is "thirty-two billion, five hundred eighty-one million, eight hundred seventy-nine thousand, three hundred eighty-two".