47478675525 has 24 divisors (see below), whose sum is σ = 78551264064. Its totient is φ = 25304803200.

The previous prime is 47478675509. The next prime is 47478675527. The reversal of 47478675525 is 52557687474.

It is not a de Polignac number, because 47478675525 - 2⁴ = 47478675509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47478675527) 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 23 ways as a sum of consecutive naturals, for example, 102649 + ... + 324798.

It is an arithmetic number, because the mean of its divisors is an integer number (3272969336).

Almost surely, 2^47478675525 is an apocalyptic number.

It is an amenable number.

47478675525 is a deficient number, since it is larger than the sum of its proper divisors (31072588539).

47478675525 is a wasteful number, since it uses less digits than its factorization.

47478675525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428941 (or 428936 counting only the distinct ones).

The product of its digits is 65856000, while the sum is 60.

It can be divided in two parts, 47478 and 675525, that added together give a triangular number (723003 = T₁₂₀₂).

The spelling of 47478675525 in words is "forty-seven billion, four hundred seventy-eight million, six hundred seventy-five thousand, five hundred twenty-five".