7404006999797 has 2 divisors, whose sum is σ = 7404006999798. Its totient is φ = 7404006999796.

The previous prime is 7404006999751. The next prime is 7404006999827. The reversal of 7404006999797 is 7979996004047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3963579283876 + 3440427715921 = 1990874^2 + 1854839^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7404006999797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7404006999797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7404006999707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3702003499898 + 3702003499899.

It is an arithmetic number, because the mean of its divisors is an integer number (3702003499899).

Almost surely, 2^{7404006999797} is an apocalyptic number.

It is an amenable number.

7404006999797 is a deficient number, since it is larger than the sum of its proper divisors (1).

7404006999797 is an equidigital number, since it uses as much as digits as its factorization.

7404006999797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216040608, while the sum is 71.

The spelling of 7404006999797 in words is "seven trillion, four hundred four billion, six million, nine hundred ninety-nine thousand, seven hundred ninety-seven".