2442020443939 has 2 divisors, whose sum is σ = 2442020443940. Its totient is φ = 2442020443938.

The previous prime is 2442020443927. The next prime is 2442020444047. The reversal of 2442020443939 is 9393440202442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2442020443939 - 2⁹ = 2442020443427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2442020443039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221010221969 + 1221010221970.

It is an arithmetic number, because the mean of its divisors is an integer number (1221010221970).

Almost surely, 2^{2442020443939} is an apocalyptic number.

2442020443939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442020443939 is an equidigital number, since it uses as much as digits as its factorization.

2442020443939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 2442020443939 in words is "two trillion, four hundred forty-two billion, twenty million, four hundred forty-three thousand, nine hundred thirty-nine".