2606063645 has 16 divisors (see below), whose sum is σ = 3293758080. Its totient is φ = 1975558464.

The previous prime is 2606063611. The next prime is 2606063659. The reversal of 2606063645 is 5463606062.

It is a cyclic number.

It is not a de Polignac number, because 2606063645 - 2³⁰ = 1532321821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2606063599 and 2606063608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93590 + ... + 118199.

It is an arithmetic number, because the mean of its divisors is an integer number (205859880).

Almost surely, 2^2606063645 is an apocalyptic number.

It is an amenable number.

2606063645 is a deficient number, since it is larger than the sum of its proper divisors (687694435).

2606063645 is a wasteful number, since it uses less digits than its factorization.

2606063645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211924.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 2606063645 is about 51049.6194403053. The cubic root of 2606063645 is about 1376.1370024612.

The spelling of 2606063645 in words is "two billion, six hundred six million, sixty-three thousand, six hundred forty-five".