2641005963 has 6 divisors (see below), whose sum is σ = 3814786404. Its totient is φ = 1760670636.

The previous prime is 2641005937. The next prime is 2641005979. The reversal of 2641005963 is 3695001462.

It is a happy number.

2641005963 is a `hidden beast` number, since 2 + 64 + 1 + 0 + 0 + 596 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-2641005963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2641005923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146722545 + ... + 146722562.

It is an arithmetic number, because the mean of its divisors is an integer number (635797734).

Almost surely, 2^2641005963 is an apocalyptic number.

2641005963 is a deficient number, since it is larger than the sum of its proper divisors (1173780441).

2641005963 is a wasteful number, since it uses less digits than its factorization.

2641005963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293445113 (or 293445110 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 2641005963 is about 51390.7186464638. The cubic root of 2641005963 is about 1382.2601699241.

The spelling of 2641005963 in words is "two billion, six hundred forty-one million, five thousand, nine hundred sixty-three".