6455525539 has 2 divisors, whose sum is σ = 6455525540. Its totient is φ = 6455525538.

The previous prime is 6455525501. The next prime is 6455525569. The reversal of 6455525539 is 9355255546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6455525539 - 2⁷ = 6455525411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6455525492 and 6455525501.

It is not a weakly prime, because it can be changed into another prime (6455525569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227762769 + 3227762770.

It is an arithmetic number, because the mean of its divisors is an integer number (3227762770).

Almost surely, 2^6455525539 is an apocalyptic number.

6455525539 is a deficient number, since it is larger than the sum of its proper divisors (1).

6455525539 is an equidigital number, since it uses as much as digits as its factorization.

6455525539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4050000, while the sum is 49.

The square root of 6455525539 is about 80346.2851599251. The cubic root of 6455525539 is about 1861.9893867678.

The spelling of 6455525539 in words is "six billion, four hundred fifty-five million, five hundred twenty-five thousand, five hundred thirty-nine".