626972046587 has 2 divisors, whose sum is σ = 626972046588. Its totient is φ = 626972046586.

The previous prime is 626972046551. The next prime is 626972046601. The reversal of 626972046587 is 785640279626.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 626972046587 - 2¹⁰ = 626972045563 is a prime.

It is not a weakly prime, because it can be changed into another prime (626972046517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313486023293 + 313486023294.

It is an arithmetic number, because the mean of its divisors is an integer number (313486023294).

Almost surely, 2^626972046587 is an apocalyptic number.

626972046587 is a deficient number, since it is larger than the sum of its proper divisors (1).

626972046587 is an equidigital number, since it uses as much as digits as its factorization.

626972046587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 626972046587 in words is "six hundred twenty-six billion, nine hundred seventy-two million, forty-six thousand, five hundred eighty-seven".