2665301963 has 2 divisors, whose sum is σ = 2665301964. Its totient is φ = 2665301962.

The previous prime is 2665301887. The next prime is 2665301987. The reversal of 2665301963 is 3691035662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2665301963 - 2⁸ = 2665301707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2665301963.

It is not a weakly prime, because it can be changed into another prime (2665301263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332650981 + 1332650982.

It is an arithmetic number, because the mean of its divisors is an integer number (1332650982).

Almost surely, 2^2665301963 is an apocalyptic number.

2665301963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665301963 is an equidigital number, since it uses as much as digits as its factorization.

2665301963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 2665301963 is about 51626.5625719939. The cubic root of 2665301963 is about 1386.4859501675.

The spelling of 2665301963 in words is "two billion, six hundred sixty-five million, three hundred one thousand, nine hundred sixty-three".