2651210057239 has 2 divisors, whose sum is σ = 2651210057240. Its totient is φ = 2651210057238.

The previous prime is 2651210057207. The next prime is 2651210057269. The reversal of 2651210057239 is 9327500121562.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2651210057239 - 2⁵ = 2651210057207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2651210057195 and 2651210057204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651210057269) 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 as a sum of consecutive naturals, namely, 1325605028619 + 1325605028620.

It is an arithmetic number, because the mean of its divisors is an integer number (1325605028620).

Almost surely, 2^{2651210057239} is an apocalyptic number.

2651210057239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651210057239 is an equidigital number, since it uses as much as digits as its factorization.

2651210057239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 2651210057239 in words is "two trillion, six hundred fifty-one billion, two hundred ten million, fifty-seven thousand, two hundred thirty-nine".