6135882642 has 54 divisors (see below), whose sum is σ = 13690868373. Its totient is φ = 1986027984.

The previous prime is 6135882601. The next prime is 6135882659. The reversal of 6135882642 is 2462885316.

6135882642 is a `hidden beast` number, since 6 + 1 + 3 + 588 + 2 + 64 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4950388881 + 1185493761 = 70359^2 + 34431^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=55389.

Its product of digits (552960) is a multiple of the sum of its prime factors (1080).

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 12296109 + ... + 12296607.

Almost surely, 2^6135882642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6135882642

6135882642 is an abundant number, since it is smaller than the sum of its proper divisors (7554985731).

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

6135882642 is an equidigital number, since it uses as much as digits as its factorization.

6135882642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080 (or 541 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 6135882642 is about 78331.8750062834. The cubic root of 6135882642 is about 1830.7358305772.

The spelling of 6135882642 in words is "six billion, one hundred thirty-five million, eight hundred eighty-two thousand, six hundred forty-two".