4981615056 has 60 divisors (see below), whose sum is σ = 15209026560. Its totient is φ = 1509579840.

The previous prime is 4981615049. The next prime is 4981615069. The reversal of 4981615056 is 6505161894.

4981615056 is a `hidden beast` number, since 4 + 9 + 81 + 61 + 505 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1570896 + ... + 1574063.

It is an arithmetic number, because the mean of its divisors is an integer number (253483776).

Almost surely, 2^4981615056 is an apocalyptic number.

It is an amenable number.

4981615056 is an abundant number, since it is smaller than the sum of its proper divisors (10227411504).

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

4981615056 is a wasteful number, since it uses less digits than its factorization.

4981615056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144984 (or 3144975 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 4981615056 is about 70580.5572094752. The cubic root of 4981615056 is about 1707.8775184708.

The spelling of 4981615056 in words is "four billion, nine hundred eighty-one million, six hundred fifteen thousand, fifty-six".