47478675508 has 36 divisors (see below), whose sum is σ = 91379899296. Its totient is φ = 21568901200.

The previous prime is 47478675421. The next prime is 47478675509. The reversal of 47478675508 is 80557687474.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47478675509) 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 11 ways as a sum of consecutive naturals, for example, 849441 + ... + 903607.

It is an arithmetic number, because the mean of its divisors is an integer number (2538330536).

Almost surely, 2^47478675508 is an apocalyptic number.

It is an amenable number.

47478675508 is a deficient number, since it is larger than the sum of its proper divisors (43901223788).

47478675508 is a wasteful number, since it uses less digits than its factorization.

47478675508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56004 (or 55991 counting only the distinct ones).

The product of its (nonzero) digits is 52684800, while the sum is 61.

The spelling of 47478675508 in words is "forty-seven billion, four hundred seventy-eight million, six hundred seventy-five thousand, five hundred eight".