5461664463 has 16 divisors (see below), whose sum is σ = 8224002400. Its totient is φ = 3581418240.

The previous prime is 5461664459. The next prime is 5461664491. The reversal of 5461664463 is 3644661645.

5461664463 is a `hidden beast` number, since 5 + 46 + 166 + 446 + 3 = 666.

It is not a de Polignac number, because 5461664463 - 2² = 5461664459 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 (5461668463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1656418 + ... + 1659711.

It is an arithmetic number, because the mean of its divisors is an integer number (514000150).

Almost surely, 2^5461664463 is an apocalyptic number.

5461664463 is a deficient number, since it is larger than the sum of its proper divisors (2762337937).

5461664463 is a wasteful number, since it uses less digits than its factorization.

5461664463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316199 (or 3316193 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 5461664463 is about 73903.0747871832. The cubic root of 5461664463 is about 1761.0634567012.

The spelling of 5461664463 in words is "five billion, four hundred sixty-one million, six hundred sixty-four thousand, four hundred sixty-three".