949648843019 has 2 divisors, whose sum is σ = 949648843020. Its totient is φ = 949648843018.

The previous prime is 949648843001. The next prime is 949648843097. The reversal of 949648843019 is 910348846949.

It is a weak prime.

It is an emirp because it is prime and its reverse (910348846949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 949648843019 - 2⁸ = 949648842763 is a prime.

It is a super-2 number, since 2×949648843019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (949648846019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474824421509 + 474824421510.

It is an arithmetic number, because the mean of its divisors is an integer number (474824421510).

Almost surely, 2^949648843019 is an apocalyptic number.

949648843019 is a deficient number, since it is larger than the sum of its proper divisors (1).

949648843019 is an equidigital number, since it uses as much as digits as its factorization.

949648843019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53747712, while the sum is 65.

The spelling of 949648843019 in words is "nine hundred forty-nine billion, six hundred forty-eight million, eight hundred forty-three thousand, nineteen".