6542462065 has 8 divisors (see below), whose sum is σ = 7868442600. Its totient is φ = 5222310912.

The previous prime is 6542462027. The next prime is 6542462077. The reversal of 6542462065 is 5602642456.

It can be written as a sum of positive squares in 4 ways, for example, as 2289335409 + 4253126656 = 47847^2 + 65216^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6542462065 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1454874 + ... + 1459363.

It is an arithmetic number, because the mean of its divisors is an integer number (983555325).

Almost surely, 2^6542462065 is an apocalyptic number.

It is an amenable number.

6542462065 is a deficient number, since it is larger than the sum of its proper divisors (1325980535).

6542462065 is a wasteful number, since it uses less digits than its factorization.

6542462065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914691.

The product of its (nonzero) digits is 345600, while the sum is 40.

The square root of 6542462065 is about 80885.4873571273. The cubic root of 6542462065 is about 1870.3106107050.

The spelling of 6542462065 in words is "six billion, five hundred forty-two million, four hundred sixty-two thousand, sixty-five".