7474922263321 has 2 divisors, whose sum is σ = 7474922263322. Its totient is φ = 7474922263320.

The previous prime is 7474922263283. The next prime is 7474922263331. The reversal of 7474922263321 is 1233622294747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5394303534096 + 2080618729225 = 2322564^2 + 1442435^2 .

It is an emirp because it is prime and its reverse (1233622294747) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7474922263321 is a prime.

It is not a weakly prime, because it can be changed into another prime (7474922263331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3737461131660 + 3737461131661.

It is an arithmetic number, because the mean of its divisors is an integer number (3737461131661).

Almost surely, 2^{7474922263321} is an apocalyptic number.

It is an amenable number.

7474922263321 is a deficient number, since it is larger than the sum of its proper divisors (1).

7474922263321 is an equidigital number, since it uses as much as digits as its factorization.

7474922263321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 52.

The spelling of 7474922263321 in words is "seven trillion, four hundred seventy-four billion, nine hundred twenty-two million, two hundred sixty-three thousand, three hundred twenty-one".