412540664 has 16 divisors (see below), whose sum is σ = 773785320. Its totient is φ = 206197920.

The previous prime is 412540643. The next prime is 412540699. The reversal of 412540664 is 466045214.

It is a self number, because there is not a number n which added to its sum of digits gives 412540664.

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 3 ways as a sum of consecutive naturals, for example, 21047 + ... + 35609.

Almost surely, 2^412540664 is an apocalyptic number.

It is an amenable number.

412540664 is a deficient number, since it is larger than the sum of its proper divisors (361244656).

412540664 is a wasteful number, since it uses less digits than its factorization.

412540664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18110 (or 18106 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 412540664 is about 20311.0970653975. The cubic root of 412540664 is about 744.4272365980.

Adding to 412540664 its reverse (466045214), we get a palindrome (878585878).

The spelling of 412540664 in words is "four hundred twelve million, five hundred forty thousand, six hundred sixty-four".