405464463 has 24 divisors (see below), whose sum is σ = 602593056. Its totient is φ = 262526400.

The previous prime is 405464443. The next prime is 405464471. The reversal of 405464463 is 364464504.

405464463 is a `hidden beast` number, since 4 + 0 + 5 + 4 + 644 + 6 + 3 = 666.

It is not a de Polignac number, because 405464463 - 2⁵ = 405464431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405464443) 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, 342733 + ... + 343913.

It is an arithmetic number, because the mean of its divisors is an integer number (25108044).

Almost surely, 2^405464463 is an apocalyptic number.

405464463 is a deficient number, since it is larger than the sum of its proper divisors (197128593).

405464463 is a wasteful number, since it uses less digits than its factorization.

405464463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 405464463 is about 20136.1481669161. The cubic root of 405464463 is about 740.1463449303.

The spelling of 405464463 in words is "four hundred five million, four hundred sixty-four thousand, four hundred sixty-three".