2616654641 has 8 divisors (see below), whose sum is σ = 2673627264. Its totient is φ = 2559736240.

The previous prime is 2616654629. The next prime is 2616654701. The reversal of 2616654641 is 1464566162.

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 2616654641 - 2⁶ = 2616654577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2616654611) 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, 93011 + ... + 117831.

It is an arithmetic number, because the mean of its divisors is an integer number (334203408).

Almost surely, 2^2616654641 is an apocalyptic number.

It is an amenable number.

2616654641 is a deficient number, since it is larger than the sum of its proper divisors (56972623).

2616654641 is a wasteful number, since it uses less digits than its factorization.

2616654641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27111.

The product of its digits is 207360, while the sum is 41.

The square root of 2616654641 is about 51153.2466320565. The cubic root of 2616654641 is about 1377.9986815050.

The spelling of 2616654641 in words is "two billion, six hundred sixteen million, six hundred fifty-four thousand, six hundred forty-one".