47431732828 has 6 divisors (see below), whose sum is σ = 83005532456. Its totient is φ = 23715866412.

The previous prime is 47431732813. The next prime is 47431732841. The reversal of 47431732828 is 82823713474.

47431732828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5928966600 + ... + 5928966607.

Almost surely, 2^47431732828 is an apocalyptic number.

It is an amenable number.

47431732828 is a deficient number, since it is larger than the sum of its proper divisors (35573799628).

47431732828 is a wasteful number, since it uses less digits than its factorization.

47431732828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11857933211 (or 11857933209 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 49.

The spelling of 47431732828 in words is "forty-seven billion, four hundred thirty-one million, seven hundred thirty-two thousand, eight hundred twenty-eight".