47820481644530 has 32 divisors (see below), whose sum is σ = 98413341634944. Its totient is φ = 16388963807616.

The previous prime is 47820481644491. The next prime is 47820481644541. The reversal of 47820481644530 is 3544618402874.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137948552 + ... + 138294771.

It is an arithmetic number, because the mean of its divisors is an integer number (3075416926092).

Almost surely, 2^{47820481644530} is an apocalyptic number.

47820481644530 is an abundant number, since it is smaller than the sum of its proper divisors (50592859990414).

47820481644530 is a wasteful number, since it uses less digits than its factorization.

47820481644530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276245810.

The product of its (nonzero) digits is 20643840, while the sum is 56.

The spelling of 47820481644530 in words is "forty-seven trillion, eight hundred twenty billion, four hundred eighty-one million, six hundred forty-four thousand, five hundred thirty".