2630465639 has 2 divisors, whose sum is σ = 2630465640. Its totient is φ = 2630465638.

The previous prime is 2630465609. The next prime is 2630465657. The reversal of 2630465639 is 9365640362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2630465639 - 2¹² = 2630461543 is a prime.

It is a super-3 number, since 3×2630465639³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2630465639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2630465609) 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, 1315232819 + 1315232820.

It is an arithmetic number, because the mean of its divisors is an integer number (1315232820).

Almost surely, 2^2630465639 is an apocalyptic number.

2630465639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2630465639 is an equidigital number, since it uses as much as digits as its factorization.

2630465639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 44.

The square root of 2630465639 is about 51288.0652686373. The cubic root of 2630465639 is about 1380.4188392952.

The spelling of 2630465639 in words is "two billion, six hundred thirty million, four hundred sixty-five thousand, six hundred thirty-nine".