47503485815 has 64 divisors (see below), whose sum is σ = 64304098560. Its totient is φ = 33507532800.

The previous prime is 47503485811. The next prime is 47503485829. The reversal of 47503485815 is 51858430574.

It is not a de Polignac number, because 47503485815 - 2² = 47503485811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47503485811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63934334 + ... + 63935076.

It is an arithmetic number, because the mean of its divisors is an integer number (1004751540).

Almost surely, 2^47503485815 is an apocalyptic number.

47503485815 is a deficient number, since it is larger than the sum of its proper divisors (16800612745).

47503485815 is a wasteful number, since it uses less digits than its factorization.

47503485815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532.

The product of its (nonzero) digits is 2688000, while the sum is 50.

The spelling of 47503485815 in words is "forty-seven billion, five hundred three million, four hundred eighty-five thousand, eight hundred fifteen".