2606997632 has 24 divisors (see below), whose sum is σ = 5194779165. Its totient is φ = 1303209984.

The previous prime is 2606997611. The next prime is 2606997637. The reversal of 2606997632 is 2367996062.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 1358364736 + 1248632896 = 36856^2 + 35336^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=36104.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2606997637) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 575408 + ... + 579920.

Almost surely, 2^2606997632 is an apocalyptic number.

It is an amenable number.

2606997632 is a deficient number, since it is larger than the sum of its proper divisors (2587781533).

2606997632 is an frugal number, since it uses more digits than its factorization.

2606997632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040 (or 4515 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 50.

The square root of 2606997632 is about 51058.7664559182. The cubic root of 2606997632 is about 1376.3013807127.

Multiplying 2606997632 by its sum of digits (50), we get a square (130349881600 = 361040²).

The spelling of 2606997632 in words is "two billion, six hundred six million, nine hundred ninety-seven thousand, six hundred thirty-two".