5643040403466 has 12 divisors (see below), whose sum is σ = 12226587540882. Its totient is φ = 1881013467816.

The previous prime is 5643040403419. The next prime is 5643040403489. The reversal of 5643040403466 is 6643040403465.

5643040403466 is a `hidden beast` number, since 56 + 430 + 40 + 40 + 34 + 66 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4221878387841 + 1421162015625 = 2054721^2 + 1192125^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 156751122301 + ... + 156751122336.

Almost surely, 2^{5643040403466} is an apocalyptic number.

5643040403466 is an abundant number, since it is smaller than the sum of its proper divisors (6583547137416).

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

5643040403466 is a wasteful number, since it uses less digits than its factorization.

5643040403466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313502244645 (or 313502244642 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 45.

Subtracting 5643040403466 from its reverse (6643040403465), we obtain a palindrome (999999999999).

The spelling of 5643040403466 in words is "five trillion, six hundred forty-three billion, forty million, four hundred three thousand, four hundred sixty-six".