2663955461 has 8 divisors (see below), whose sum is σ = 2711278848. Its totient is φ = 2616750000.

The previous prime is 2663955449. The next prime is 2663955487. The reversal of 2663955461 is 1645593662.

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 2663955461 - 2¹⁸ = 2663693317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2663955061) 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, 16736 + ... + 74886.

It is an arithmetic number, because the mean of its divisors is an integer number (338909856).

Almost surely, 2^2663955461 is an apocalyptic number.

It is an amenable number.

2663955461 is a deficient number, since it is larger than the sum of its proper divisors (47323387).

2663955461 is an equidigital number, since it uses as much as digits as its factorization.

2663955461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58963.

The product of its digits is 1166400, while the sum is 47.

The square root of 2663955461 is about 51613.5201376539. The cubic root of 2663955461 is about 1386.2524280870.

The spelling of 2663955461 in words is "two billion, six hundred sixty-three million, nine hundred fifty-five thousand, four hundred sixty-one".