2455909613 has 2 divisors, whose sum is σ = 2455909614. Its totient is φ = 2455909612.

The previous prime is 2455909583. The next prime is 2455909639. The reversal of 2455909613 is 3169095542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2191456969 + 264452644 = 46813^2 + 16262^2 .

It is a cyclic number.

It is not a de Polignac number, because 2455909613 - 2²⁶ = 2388800749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2455909693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1227954806 + 1227954807.

It is an arithmetic number, because the mean of its divisors is an integer number (1227954807).

Almost surely, 2^2455909613 is an apocalyptic number.

It is an amenable number.

2455909613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2455909613 is an equidigital number, since it uses as much as digits as its factorization.

2455909613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 2455909613 is about 49557.1348344514. The cubic root of 2455909613 is about 1349.1827908241.

The spelling of 2455909613 in words is "two billion, four hundred fifty-five million, nine hundred nine thousand, six hundred thirteen".