2420852467819 has 2 divisors, whose sum is σ = 2420852467820. Its totient is φ = 2420852467818.

The previous prime is 2420852467811. The next prime is 2420852467837. The reversal of 2420852467819 is 9187642580242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2420852467819 - 2³ = 2420852467811 is a prime.

It is a super-2 number, since 2×2420852467819² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2420852467811) 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, 1210426233909 + 1210426233910.

It is an arithmetic number, because the mean of its divisors is an integer number (1210426233910).

Almost surely, 2^{2420852467819} is an apocalyptic number.

2420852467819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420852467819 is an equidigital number, since it uses as much as digits as its factorization.

2420852467819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15482880, while the sum is 58.

The spelling of 2420852467819 in words is "two trillion, four hundred twenty billion, eight hundred fifty-two million, four hundred sixty-seven thousand, eight hundred nineteen".