2649977467 has 2 divisors, whose sum is σ = 2649977468. Its totient is φ = 2649977466.

The previous prime is 2649977419. The next prime is 2649977471. The reversal of 2649977467 is 7647799462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2649977467 is a prime.

It is not a weakly prime, because it can be changed into another prime (2649977417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324988733 + 1324988734.

It is an arithmetic number, because the mean of its divisors is an integer number (1324988734).

Almost surely, 2^2649977467 is an apocalyptic number.

2649977467 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649977467 is an equidigital number, since it uses as much as digits as its factorization.

2649977467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32006016, while the sum is 61.

The square root of 2649977467 is about 51477.9318446264. The cubic root of 2649977467 is about 1383.8235813962.

The spelling of 2649977467 in words is "two billion, six hundred forty-nine million, nine hundred seventy-seven thousand, four hundred sixty-seven".