2566963461 has 8 divisors (see below), whose sum is σ = 3571427520. Its totient is φ = 1636904192.

The previous prime is 2566963453. The next prime is 2566963523. The reversal of 2566963461 is 1643696652.

It is a happy number.

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 2566963461 - 2³ = 2566963453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2566963461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566963411) 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, 18601116 + ... + 18601253.

It is an arithmetic number, because the mean of its divisors is an integer number (446428440).

Almost surely, 2^2566963461 is an apocalyptic number.

It is an amenable number.

2566963461 is a deficient number, since it is larger than the sum of its proper divisors (1004464059).

2566963461 is a wasteful number, since it uses less digits than its factorization.

2566963461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37202395.

The product of its digits is 1399680, while the sum is 48.

The square root of 2566963461 is about 50665.2095722499. The cubic root of 2566963461 is about 1369.2199834558.

The spelling of 2566963461 in words is "two billion, five hundred sixty-six million, nine hundred sixty-three thousand, four hundred sixty-one".