6545054642 has 16 divisors (see below), whose sum is σ = 11229769152. Its totient is φ = 2802604560.

The previous prime is 6545054617. The next prime is 6545054651. The reversal of 6545054642 is 2464505456.

It is a self number, because there is not a number n which added to its sum of digits gives 6545054642.

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 7 ways as a sum of consecutive naturals, for example, 184709 + ... + 217272.

It is an arithmetic number, because the mean of its divisors is an integer number (701860572).

Almost surely, 2^6545054642 is an apocalyptic number.

6545054642 is a deficient number, since it is larger than the sum of its proper divisors (4684714510).

6545054642 is a wasteful number, since it uses less digits than its factorization.

6545054642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403153.

The product of its (nonzero) digits is 576000, while the sum is 41.

The square root of 6545054642 is about 80901.5119883430. The cubic root of 6545054642 is about 1870.5576269848.

The spelling of 6545054642 in words is "six billion, five hundred forty-five million, fifty-four thousand, six hundred forty-two".