47635681536 has 81 divisors (see below), whose sum is σ = 137375625751. Its totient is φ = 15875068416.

The previous prime is 47635681519. The next prime is 47635681571. The reversal of 47635681536 is 63518653674.

The square root of 47635681536 is 218256.

It is a perfect power (a square), and thus also a powerful number.

47635681536 is a `hidden beast` number, since 4 + 7 + 63 + 568 + 15 + 3 + 6 = 666.

It is a super-2 number, since 2×47635681536² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10474015 + ... + 10478561.

Almost surely, 2^47635681536 is an apocalyptic number.

47635681536 is the 218256-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47635681536

47635681536 is an abundant number, since it is smaller than the sum of its proper divisors (89739944215).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47635681536 is an frugal number, since it uses more digits than its factorization.

47635681536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9116 (or 4552 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The spelling of 47635681536 in words is "forty-seven billion, six hundred thirty-five million, six hundred eighty-one thousand, five hundred thirty-six".