7324574332421 has 2 divisors, whose sum is σ = 7324574332422. Its totient is φ = 7324574332420.

The previous prime is 7324574332379. The next prime is 7324574332451. The reversal of 7324574332421 is 1242334754237.

7324574332421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7149046012900 + 175528319521 = 2673770^2 + 418961^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7324574332421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7324574332451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3662287166210 + 3662287166211.

It is an arithmetic number, because the mean of its divisors is an integer number (3662287166211).

Almost surely, 2^{7324574332421} is an apocalyptic number.

It is an amenable number.

7324574332421 is a deficient number, since it is larger than the sum of its proper divisors (1).

7324574332421 is an equidigital number, since it uses as much as digits as its factorization.

7324574332421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 47.

The spelling of 7324574332421 in words is "seven trillion, three hundred twenty-four billion, five hundred seventy-four million, three hundred thirty-two thousand, four hundred twenty-one".