2630541651263 has 4 divisors (see below), whose sum is σ = 2660098299120. Its totient is φ = 2600985003408.

The previous prime is 2630541651253. The next prime is 2630541651307. The reversal of 2630541651263 is 3621561450362.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2630541651263 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 (2630541651203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14778323795 + ... + 14778323972.

It is an arithmetic number, because the mean of its divisors is an integer number (665024574780).

Almost surely, 2^{2630541651263} is an apocalyptic number.

2630541651263 is a deficient number, since it is larger than the sum of its proper divisors (29556647857).

2630541651263 is an equidigital number, since it uses as much as digits as its factorization.

2630541651263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29556647856.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 2630541651263 in words is "two trillion, six hundred thirty billion, five hundred forty-one million, six hundred fifty-one thousand, two hundred sixty-three".