2630627401663 has 32 divisors (see below), whose sum is σ = 2722681446912. Its totient is φ = 2540077056000.

The previous prime is 2630627401651. The next prime is 2630627401739. The reversal of 2630627401663 is 3661047260362.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2630627401663 - 2²⁹ = 2630090530751 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 (2630627401163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1678765906 + ... + 1678767472.

It is an arithmetic number, because the mean of its divisors is an integer number (85083795216).

Almost surely, 2^{2630627401663} is an apocalyptic number.

2630627401663 is a deficient number, since it is larger than the sum of its proper divisors (92054045249).

2630627401663 is a wasteful number, since it uses less digits than its factorization.

2630627401663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755.

The product of its (nonzero) digits is 1306368, while the sum is 46.

The spelling of 2630627401663 in words is "two trillion, six hundred thirty billion, six hundred twenty-seven million, four hundred one thousand, six hundred sixty-three".