2487648577 has 2 divisors, whose sum is σ = 2487648578. Its totient is φ = 2487648576.

The previous prime is 2487648563. The next prime is 2487648593. The reversal of 2487648577 is 7758467842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1926858816 + 560789761 = 43896^2 + 23681^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2487648577 is a prime.

It is not a weakly prime, because it can be changed into another prime (2487648547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243824288 + 1243824289.

It is an arithmetic number, because the mean of its divisors is an integer number (1243824289).

Almost surely, 2^2487648577 is an apocalyptic number.

It is an amenable number.

2487648577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2487648577 is an equidigital number, since it uses as much as digits as its factorization.

2487648577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21073920, while the sum is 58.

The square root of 2487648577 is about 49876.3328343213. The cubic root of 2487648577 is about 1354.9699892138.

The spelling of 2487648577 in words is "two billion, four hundred eighty-seven million, six hundred forty-eight thousand, five hundred seventy-seven".