7645152439 has 2 divisors, whose sum is σ = 7645152440. Its totient is φ = 7645152438.

The previous prime is 7645152419. The next prime is 7645152481. The reversal of 7645152439 is 9342515467.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9342515467) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7645152439 - 2⁵ = 7645152407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7645152409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3822576219 + 3822576220.

It is an arithmetic number, because the mean of its divisors is an integer number (3822576220).

Almost surely, 2^7645152439 is an apocalyptic number.

7645152439 is a deficient number, since it is larger than the sum of its proper divisors (1).

7645152439 is an equidigital number, since it uses as much as digits as its factorization.

7645152439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 46.

The square root of 7645152439 is about 87436.5623695259. The cubic root of 7645152439 is about 1969.9810556726.

The spelling of 7645152439 in words is "seven billion, six hundred forty-five million, one hundred fifty-two thousand, four hundred thirty-nine".