2601345042 has 12 divisors (see below), whose sum is σ = 5636247630. Its totient is φ = 867115008.

The previous prime is 2601345041. The next prime is 2601345137. The reversal of 2601345042 is 2405431062.

2601345042 is a `hidden beast` number, since 2 + 601 + 3 + 4 + 50 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2488114161 + 113230881 = 49881^2 + 10641^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2601344997 and 2601345015.

It is not an unprimeable number, because it can be changed into a prime (2601345041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72259567 + ... + 72259602.

Almost surely, 2^2601345042 is an apocalyptic number.

2601345042 is an abundant number, since it is smaller than the sum of its proper divisors (3034902588).

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

2601345042 is a wasteful number, since it uses less digits than its factorization.

2601345042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144519177 (or 144519174 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2601345042 is about 51003.3826525261. The cubic root of 2601345042 is about 1375.3059448352.

The spelling of 2601345042 in words is "two billion, six hundred one million, three hundred forty-five thousand, forty-two".