47449517941056 has 448 divisors, whose sum is σ = 157692303360000. Its totient is φ = 12232510586880.

The previous prime is 47449517941039. The next prime is 47449517941061. The reversal of 47449517941056 is 65014971594474.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3169844740 + ... + 3169859708.

Almost surely, 2^{47449517941056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47449517941056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78846151680000).

47449517941056 is an abundant number, since it is smaller than the sum of its proper divisors (110242785418944).

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

47449517941056 is a wasteful number, since it uses less digits than its factorization.

47449517941056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16590 (or 16580 counting only the distinct ones).

The product of its (nonzero) digits is 152409600, while the sum is 66.

The spelling of 47449517941056 in words is "forty-seven trillion, four hundred forty-nine billion, five hundred seventeen million, nine hundred forty-one thousand, fifty-six".