6545716074 has 48 divisors (see below), whose sum is σ = 15036612552. Its totient is φ = 2050827264.

The previous prime is 6545716031. The next prime is 6545716109. The reversal of 6545716074 is 4706175456.

6545716074 is a `hidden beast` number, since 6 + 5 + 4 + 571 + 6 + 0 + 74 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2811650625 + 3734065449 = 53025^2 + 61107^2 .

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 23 ways as a sum of consecutive naturals, for example, 222702 + ... + 250374.

Almost surely, 2^6545716074 is an apocalyptic number.

6545716074 is an abundant number, since it is smaller than the sum of its proper divisors (8490896478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6545716074 is a wasteful number, since it uses less digits than its factorization.

6545716074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28471 (or 28468 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The square root of 6545716074 is about 80905.5997691136. The cubic root of 6545716074 is about 1870.6206366444.

The spelling of 6545716074 in words is "six billion, five hundred forty-five million, seven hundred sixteen thousand, seventy-four".