94450240019 has 2 divisors, whose sum is σ = 94450240020. Its totient is φ = 94450240018.

The previous prime is 94450240013. The next prime is 94450240033. The reversal of 94450240019 is 91004205449.

It is a weak prime.

It is an emirp because it is prime and its reverse (91004205449) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94450240019 - 2²⁰ = 94449191443 is a prime.

It is a super-2 number, since 2×94450240019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (94450240013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47225120009 + 47225120010.

It is an arithmetic number, because the mean of its divisors is an integer number (47225120010).

Almost surely, 2^94450240019 is an apocalyptic number.

94450240019 is a deficient number, since it is larger than the sum of its proper divisors (1).

94450240019 is an equidigital number, since it uses as much as digits as its factorization.

94450240019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 94450240019 in words is "ninety-four billion, four hundred fifty million, two hundred forty thousand, nineteen".