5546418646 has 4 divisors (see below), whose sum is σ = 8319627972. Its totient is φ = 2773209322.

The previous prime is 5546418617. The next prime is 5546418667. The reversal of 5546418646 is 6468146455.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5546418646.

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 as a sum of consecutive naturals, namely, 1386604660 + ... + 1386604663.

It is an arithmetic number, because the mean of its divisors is an integer number (2079906993).

Almost surely, 2^5546418646 is an apocalyptic number.

5546418646 is a deficient number, since it is larger than the sum of its proper divisors (2773209326).

5546418646 is a wasteful number, since it uses less digits than its factorization.

5546418646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773209325.

The product of its digits is 2764800, while the sum is 49.

The square root of 5546418646 is about 74474.2817756573. The cubic root of 5546418646 is about 1770.1261410097.

The spelling of 5546418646 in words is "five billion, five hundred forty-six million, four hundred eighteen thousand, six hundred forty-six".