7438323479 has 2 divisors, whose sum is σ = 7438323480. Its totient is φ = 7438323478.

The previous prime is 7438323457. The next prime is 7438323491. The reversal of 7438323479 is 9743238347.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7438323479 - 2¹⁶ = 7438257943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7438323779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3719161739 + 3719161740.

It is an arithmetic number, because the mean of its divisors is an integer number (3719161740).

Almost surely, 2^7438323479 is an apocalyptic number.

7438323479 is a deficient number, since it is larger than the sum of its proper divisors (1).

7438323479 is an equidigital number, since it uses as much as digits as its factorization.

7438323479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 50.

The square root of 7438323479 is about 86245.7157138834. The cubic root of 7438323479 is about 1952.0533688231.

The spelling of 7438323479 in words is "seven billion, four hundred thirty-eight million, three hundred twenty-three thousand, four hundred seventy-nine".