2606040061 has 8 divisors (see below), whose sum is σ = 2637835200. Its totient is φ = 2574300960.

The previous prime is 2606040049. The next prime is 2606040083. The reversal of 2606040061 is 1600406062.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2606040061 - 2¹⁷ = 2605908989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2606040091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83680 + ... + 110518.

It is an arithmetic number, because the mean of its divisors is an integer number (329729400).

Almost surely, 2^2606040061 is an apocalyptic number.

It is an amenable number.

2606040061 is a deficient number, since it is larger than the sum of its proper divisors (31795139).

2606040061 is a wasteful number, since it uses less digits than its factorization.

2606040061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28019.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2606040061 is about 51049.3884488345. The cubic root of 2606040061 is about 1376.1328512563.

The spelling of 2606040061 in words is "two billion, six hundred six million, forty thousand, sixty-one".