2606140404 has 36 divisors (see below), whose sum is σ = 7528850784. Its totient is φ = 744611472.

The previous prime is 2606140387. The next prime is 2606140429. The reversal of 2606140404 is 4040416062.

2606140404 is a `hidden beast` number, since 2 + 6 + 0 + 614 + 0 + 40 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2606140404² = 13583935610722566432, which contains 22 as substring.

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, 5170662 + ... + 5171165.

It is an arithmetic number, because the mean of its divisors is an integer number (209134744).

Almost surely, 2^2606140404 is an apocalyptic number.

It is an amenable number.

2606140404 is an abundant number, since it is smaller than the sum of its proper divisors (4922710380).

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

2606140404 is a wasteful number, since it uses less digits than its factorization.

2606140404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10341844 (or 10341839 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2606140404 is about 51050.3712425287. The cubic root of 2606140404 is about 1376.1505132419.

Adding to 2606140404 its reverse (4040416062), we get a palindrome (6646556466).

The spelling of 2606140404 in words is "two billion, six hundred six million, one hundred forty thousand, four hundred four".