5466143440 has 40 divisors (see below), whose sum is σ = 13377670560. Its totient is φ = 2071380096.

The previous prime is 5466143401. The next prime is 5466143461. The reversal of 5466143440 is 443416645.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 5466143440.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1796554 + ... + 1799593.

It is an arithmetic number, because the mean of its divisors is an integer number (334441764).

Almost surely, 2^5466143440 is an apocalyptic number.

It is an amenable number.

5466143440 is an abundant number, since it is smaller than the sum of its proper divisors (7911527120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5466143440 is a wasteful number, since it uses less digits than its factorization.

5466143440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3596179 (or 3596173 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 5466143440 is about 73933.3716260797. The cubic root of 5466143440 is about 1761.5447268077.

The spelling of 5466143440 in words is "five billion, four hundred sixty-six million, one hundred forty-three thousand, four hundred forty".