7342289639 has 2 divisors, whose sum is σ = 7342289640. Its totient is φ = 7342289638.

The previous prime is 7342289611. The next prime is 7342289653. The reversal of 7342289639 is 9369822437.

It is a strong prime.

It is an emirp because it is prime and its reverse (9369822437) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7342289639 - 2²⁴ = 7325512423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7342289659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3671144819 + 3671144820.

It is an arithmetic number, because the mean of its divisors is an integer number (3671144820).

Almost surely, 2^7342289639 is an apocalyptic number.

7342289639 is a deficient number, since it is larger than the sum of its proper divisors (1).

7342289639 is an equidigital number, since it uses as much as digits as its factorization.

7342289639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 53.

The square root of 7342289639 is about 85687.1614595792. The cubic root of 7342289639 is about 1943.6161729266.

The spelling of 7342289639 in words is "seven billion, three hundred forty-two million, two hundred eighty-nine thousand, six hundred thirty-nine".