7419088783921 has 2 divisors, whose sum is σ = 7419088783922. Its totient is φ = 7419088783920.

The previous prime is 7419088783901. The next prime is 7419088783937. The reversal of 7419088783921 is 1293878809147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6077881592896 + 1341207191025 = 2465336^2 + 1158105^2 .

It is an emirp because it is prime and its reverse (1293878809147) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7419088783921 - 2¹³ = 7419088775729 is a prime.

It is not a weakly prime, because it can be changed into another prime (7419088783901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3709544391960 + 3709544391961.

It is an arithmetic number, because the mean of its divisors is an integer number (3709544391961).

Almost surely, 2^{7419088783921} is an apocalyptic number.

It is an amenable number.

7419088783921 is a deficient number, since it is larger than the sum of its proper divisors (1).

7419088783921 is an equidigital number, since it uses as much as digits as its factorization.

7419088783921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48771072, while the sum is 67.

The spelling of 7419088783921 in words is "seven trillion, four hundred nineteen billion, eighty-eight million, seven hundred eighty-three thousand, nine hundred twenty-one".