2628471497 has 2 divisors, whose sum is σ = 2628471498. Its totient is φ = 2628471496.

The previous prime is 2628471491. The next prime is 2628471511. The reversal of 2628471497 is 7941748262.

It is a happy number.

2628471497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2118208576 + 510262921 = 46024^2 + 22589^2 .

It is a cyclic number.

It is not a de Polignac number, because 2628471497 - 2⁴ = 2628471481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2628471491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314235748 + 1314235749.

It is an arithmetic number, because the mean of its divisors is an integer number (1314235749).

Almost surely, 2^2628471497 is an apocalyptic number.

It is an amenable number.

2628471497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628471497 is an equidigital number, since it uses as much as digits as its factorization.

2628471497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 50.

The square root of 2628471497 is about 51268.6209781383. The cubic root of 2628471497 is about 1380.0699217180.

The spelling of 2628471497 in words is "two billion, six hundred twenty-eight million, four hundred seventy-one thousand, four hundred ninety-seven".