47531663535 has 64 divisors (see below), whose sum is σ = 79262926848. Its totient is φ = 24301430784.

The previous prime is 47531663527. The next prime is 47531663537. The reversal of 47531663535 is 53536613574.

It is not a de Polignac number, because 47531663535 - 2³ = 47531663527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47531663537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19944954 + ... + 19947336.

It is an arithmetic number, because the mean of its divisors is an integer number (1238483232).

Almost surely, 2^47531663535 is an apocalyptic number.

47531663535 is a deficient number, since it is larger than the sum of its proper divisors (31731263313).

47531663535 is a wasteful number, since it uses less digits than its factorization.

47531663535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944.

The product of its digits is 3402000, while the sum is 48.

The spelling of 47531663535 in words is "forty-seven billion, five hundred thirty-one million, six hundred sixty-three thousand, five hundred thirty-five".