5466394081 has 8 divisors (see below), whose sum is σ = 5789335464. Its totient is φ = 5143607040.

The previous prime is 5466394067. The next prime is 5466394111. The reversal of 5466394081 is 1804936645.

It can be written as a sum of positive squares in 4 ways, for example, as 3731255056 + 1735139025 = 61084^2 + 41655^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5466394081 is a prime.

It is a super-2 number, since 2×5466394081² = 59762928497583669122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5466391081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38791 + ... + 111523.

It is an arithmetic number, because the mean of its divisors is an integer number (723666933).

Almost surely, 2^5466394081 is an apocalyptic number.

It is an amenable number.

5466394081 is a deficient number, since it is larger than the sum of its proper divisors (322941383).

5466394081 is a wasteful number, since it uses less digits than its factorization.

5466394081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77171.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 5466394081 is about 73935.0666531112. The cubic root of 5466394081 is about 1761.5716506398.

The spelling of 5466394081 in words is "five billion, four hundred sixty-six million, three hundred ninety-four thousand, eighty-one".