6780563016501 has 16 divisors (see below), whose sum is σ = 9146320044480. Its totient is φ = 4467634976640.

The previous prime is 6780563016499. The next prime is 6780563016551. The reversal of 6780563016501 is 1056103650876.

It is not a de Polignac number, because 6780563016501 - 2¹ = 6780563016499 is a prime.

It is a super-2 number, since 2×6780563016501² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6780563016551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4925355 + ... + 6149816.

It is an arithmetic number, because the mean of its divisors is an integer number (571645002780).

Almost surely, 2^{6780563016501} is an apocalyptic number.

It is an amenable number.

6780563016501 is a deficient number, since it is larger than the sum of its proper divisors (2365757027979).

6780563016501 is a wasteful number, since it uses less digits than its factorization.

6780563016501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077556.

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 6780563016501 in words is "six trillion, seven hundred eighty billion, five hundred sixty-three million, sixteen thousand, five hundred one".