2630775400987 has 2 divisors, whose sum is σ = 2630775400988. Its totient is φ = 2630775400986.

The previous prime is 2630775400919. The next prime is 2630775400991. The reversal of 2630775400987 is 7890045770362.

2630775400987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2630775400987 - 2⁷ = 2630775400859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2630775400387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315387700493 + 1315387700494.

It is an arithmetic number, because the mean of its divisors is an integer number (1315387700494).

Almost surely, 2^{2630775400987} is an apocalyptic number.

2630775400987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2630775400987 is an equidigital number, since it uses as much as digits as its factorization.

2630775400987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17781120, while the sum is 58.

The spelling of 2630775400987 in words is "two trillion, six hundred thirty billion, seven hundred seventy-five million, four hundred thousand, nine hundred eighty-seven".