2639210551 has 2 divisors, whose sum is σ = 2639210552. Its totient is φ = 2639210550.

The previous prime is 2639210477. The next prime is 2639210557. The reversal of 2639210551 is 1550129362.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2639210551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2639210557) 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 as a sum of consecutive naturals, namely, 1319605275 + 1319605276.

It is an arithmetic number, because the mean of its divisors is an integer number (1319605276).

Almost surely, 2^2639210551 is an apocalyptic number.

2639210551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2639210551 is an equidigital number, since it uses as much as digits as its factorization.

2639210551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 2639210551 is about 51373.2474250947. The cubic root of 2639210551 is about 1381.9468689673.

The spelling of 2639210551 in words is "two billion, six hundred thirty-nine million, two hundred ten thousand, five hundred fifty-one".