2666452487 has 2 divisors, whose sum is σ = 2666452488. Its totient is φ = 2666452486.

The previous prime is 2666452409. The next prime is 2666452513. The reversal of 2666452487 is 7842546662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2666452487 - 2²⁴ = 2649675271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2666452687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333226243 + 1333226244.

It is an arithmetic number, because the mean of its divisors is an integer number (1333226244).

Almost surely, 2^2666452487 is an apocalyptic number.

2666452487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2666452487 is an equidigital number, since it uses as much as digits as its factorization.

2666452487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3870720, while the sum is 50.

The square root of 2666452487 is about 51637.7041220851. The cubic root of 2666452487 is about 1386.6854217356.

The spelling of 2666452487 in words is "two billion, six hundred sixty-six million, four hundred fifty-two thousand, four hundred eighty-seven".