4156645482 has 72 divisors (see below), whose sum is σ = 10129671552. Its totient is φ = 1230269040.

The previous prime is 4156645463. The next prime is 4156645489. The reversal of 4156645482 is 2845466514.

It is a happy number.

4156645482 is a `hidden beast` number, since 4 + 1 + 566 + 4 + 5 + 4 + 82 = 666.

4156645482 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4156645489) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 71463 + ... + 115845.

Almost surely, 2^4156645482 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4156645482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5064835776).

4156645482 is an abundant number, since it is smaller than the sum of its proper divisors (5973026070).

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

4156645482 is a wasteful number, since it uses less digits than its factorization.

4156645482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44456 (or 44442 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 4156645482 is about 64472.0519450095. The cubic root of 4156645482 is about 1607.8578924130.

The spelling of 4156645482 in words is "four billion, one hundred fifty-six million, six hundred forty-five thousand, four hundred eighty-two".