2664056419 has 2 divisors, whose sum is σ = 2664056420. Its totient is φ = 2664056418.

The previous prime is 2664056387. The next prime is 2664056449. The reversal of 2664056419 is 9146504662.

2664056419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2664056419 - 2⁵ = 2664056387 is a prime.

It is a super-2 number, since 2×2664056419² = 14194393207230207122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2664056449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332028209 + 1332028210.

It is an arithmetic number, because the mean of its divisors is an integer number (1332028210).

Almost surely, 2^2664056419 is an apocalyptic number.

2664056419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2664056419 is an equidigital number, since it uses as much as digits as its factorization.

2664056419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 2664056419 is about 51614.4981473229. The cubic root of 2664056419 is about 1386.2699398293.

The spelling of 2664056419 in words is "two billion, six hundred sixty-four million, fifty-six thousand, four hundred nineteen".