7442196785501 has 2 divisors, whose sum is σ = 7442196785502. Its totient is φ = 7442196785500.

The previous prime is 7442196785459. The next prime is 7442196785539. The reversal of 7442196785501 is 1055876912447.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7309999097401 + 132197688100 = 2703701^2 + 363590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7442196785501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7442196785561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3721098392750 + 3721098392751.

It is an arithmetic number, because the mean of its divisors is an integer number (3721098392751).

Almost surely, 2^{7442196785501} is an apocalyptic number.

It is an amenable number.

7442196785501 is a deficient number, since it is larger than the sum of its proper divisors (1).

7442196785501 is an equidigital number, since it uses as much as digits as its factorization.

7442196785501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16934400, while the sum is 59.

The spelling of 7442196785501 in words is "seven trillion, four hundred forty-two billion, one hundred ninety-six million, seven hundred eighty-five thousand, five hundred one".