2606165436 has 48 divisors (see below), whose sum is σ = 6954474240. Its totient is φ = 744115200.

The previous prime is 2606165423. The next prime is 2606165437. The reversal of 2606165436 is 6345616062.

It is a junction number, because it is equal to n+sod(n) for n = 2606165394 and 2606165403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2606165437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124795 + ... + 144173.

It is an arithmetic number, because the mean of its divisors is an integer number (144884880).

Almost surely, 2^2606165436 is an apocalyptic number.

It is an amenable number.

2606165436 is an abundant number, since it is smaller than the sum of its proper divisors (4348308804).

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

2606165436 is a wasteful number, since it uses less digits than its factorization.

2606165436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20994 (or 20992 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2606165436 is about 51050.6164115577. The cubic root of 2606165436 is about 1376.1549192068.

The spelling of 2606165436 in words is "two billion, six hundred six million, one hundred sixty-five thousand, four hundred thirty-six".