2420340643363 has 2 divisors, whose sum is σ = 2420340643364. Its totient is φ = 2420340643362.

The previous prime is 2420340643333. The next prime is 2420340643387. The reversal of 2420340643363 is 3633460430242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2420340643363 - 2⁹ = 2420340642851 is a prime.

It is not a weakly prime, because it can be changed into another prime (2420340643333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210170321681 + 1210170321682.

It is an arithmetic number, because the mean of its divisors is an integer number (1210170321682).

Almost surely, 2^{2420340643363} is an apocalyptic number.

2420340643363 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420340643363 is an equidigital number, since it uses as much as digits as its factorization.

2420340643363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 40.

The spelling of 2420340643363 in words is "two trillion, four hundred twenty billion, three hundred forty million, six hundred forty-three thousand, three hundred sixty-three".