3026642661 has 48 divisors (see below), whose sum is σ = 5151953664. Its totient is φ = 1676028672.

The previous prime is 3026642653. The next prime is 3026642683. The reversal of 3026642661 is 1662466203.

3026642661 is a `hidden beast` number, since 3 + 0 + 2 + 6 + 642 + 6 + 6 + 1 = 666.

It is not a de Polignac number, because 3026642661 - 2³ = 3026642653 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3026642621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 610585 + ... + 615521.

It is an arithmetic number, because the mean of its divisors is an integer number (107332368).

Almost surely, 2^3026642661 is an apocalyptic number.

It is an amenable number.

3026642661 is a deficient number, since it is larger than the sum of its proper divisors (2125311003).

3026642661 is a wasteful number, since it uses less digits than its factorization.

3026642661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250 (or 5247 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3026642661 is about 55014.9312550693. The cubic root of 3026642661 is about 1446.5064785138.

It can be divided in two parts, 30266 and 42661, that added together give a palindrome (72927).

The spelling of 3026642661 in words is "three billion, twenty-six million, six hundred forty-two thousand, six hundred sixty-one".