5278025537 has 2 divisors, whose sum is σ = 5278025538. Its totient is φ = 5278025536.

The previous prime is 5278025531. The next prime is 5278025593. The reversal of 5278025537 is 7355208725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4345578241 + 932447296 = 65921^2 + 30536^2 .

It is a cyclic number.

It is not a de Polignac number, because 5278025537 - 2⁸ = 5278025281 is a prime.

It is not a weakly prime, because it can be changed into another prime (5278025531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639012768 + 2639012769.

It is an arithmetic number, because the mean of its divisors is an integer number (2639012769).

Almost surely, 2^5278025537 is an apocalyptic number.

It is an amenable number.

5278025537 is a deficient number, since it is larger than the sum of its proper divisors (1).

5278025537 is an equidigital number, since it uses as much as digits as its factorization.

5278025537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588000, while the sum is 44.

The square root of 5278025537 is about 72650.0209015799. The cubic root of 5278025537 is about 1741.1004551723.

The spelling of 5278025537 in words is "five billion, two hundred seventy-eight million, twenty-five thousand, five hundred thirty-seven".