7742037599993 has 2 divisors, whose sum is σ = 7742037599994. Its totient is φ = 7742037599992.

The previous prime is 7742037599969. The next prime is 7742037600019. The reversal of 7742037599993 is 3999957302477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7470885157264 + 271152442729 = 2733292^2 + 520723^2 .

It is a cyclic number.

It is not a de Polignac number, because 7742037599993 - 2²⁸ = 7741769164537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7742037599993.

It is not a weakly prime, because it can be changed into another prime (7742037599963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3871018799996 + 3871018799997.

It is an arithmetic number, because the mean of its divisors is an integer number (3871018799997).

Almost surely, 2^{7742037599993} is an apocalyptic number.

It is an amenable number.

7742037599993 is a deficient number, since it is larger than the sum of its proper divisors (1).

7742037599993 is an equidigital number, since it uses as much as digits as its factorization.

7742037599993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810152280, while the sum is 74.

The spelling of 7742037599993 in words is "seven trillion, seven hundred forty-two billion, thirty-seven million, five hundred ninety-nine thousand, nine hundred ninety-three".