412400665773 has 24 divisors (see below), whose sum is σ = 616454698496. Its totient is φ = 265394685600.

The previous prime is 412400665741. The next prime is 412400665783. The reversal of 412400665773 is 377566004214.

412400665773 is a `hidden beast` number, since 4 + 12 + 4 + 0 + 0 + 66 + 577 + 3 = 666.

It is not a de Polignac number, because 412400665773 - 2⁵ = 412400665741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412400665783) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1750873 + ... + 1972398.

Almost surely, 2^412400665773 is an apocalyptic number.

It is an amenable number.

412400665773 is a deficient number, since it is larger than the sum of its proper divisors (204054032723).

412400665773 is a wasteful number, since it uses less digits than its factorization.

412400665773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3723705 (or 3723702 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

Adding to 412400665773 its reverse (377566004214), we get a palindrome (789966669987).

The spelling of 412400665773 in words is "four hundred twelve billion, four hundred million, six hundred sixty-five thousand, seven hundred seventy-three".