6506072801547 has 12 divisors (see below), whose sum is σ = 9535070883240. Its totient is φ = 3943074424960.

The previous prime is 6506072801513. The next prime is 6506072801551. The reversal of 6506072801547 is 7451082706056.

It is not a de Polignac number, because 6506072801547 - 2⁶ = 6506072801483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6506072801547.

It is not an unprimeable number, because it can be changed into a prime (6506072841547) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 8961532422 + ... + 8961533147.

It is an arithmetic number, because the mean of its divisors is an integer number (794589240270).

Almost surely, 2^{6506072801547} is an apocalyptic number.

6506072801547 is a deficient number, since it is larger than the sum of its proper divisors (3028998081693).

6506072801547 is a wasteful number, since it uses less digits than its factorization.

6506072801547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17923065594 (or 17923065583 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 6506072801547 in words is "six trillion, five hundred six billion, seventy-two million, eight hundred one thousand, five hundred forty-seven".