2663954067 has 4 divisors (see below), whose sum is σ = 3551938760. Its totient is φ = 1775969376.

The previous prime is 2663954063. The next prime is 2663954101. The reversal of 2663954067 is 7604593662.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2663954067 - 2² = 2663954063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2663954063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443992342 + ... + 443992347.

It is an arithmetic number, because the mean of its divisors is an integer number (887984690).

Almost surely, 2^2663954067 is an apocalyptic number.

2663954067 is a deficient number, since it is larger than the sum of its proper divisors (887984693).

2663954067 is an equidigital number, since it uses as much as digits as its factorization.

2663954067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887984692.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The square root of 2663954067 is about 51613.5066334385. The cubic root of 2663954067 is about 1386.2521862867.

The spelling of 2663954067 in words is "two billion, six hundred sixty-three million, nine hundred fifty-four thousand, sixty-seven".