6580955016543 has 8 divisors (see below), whose sum is σ = 8978667309568. Its totient is φ = 4285273033944.

The previous prime is 6580955016533. The next prime is 6580955016551. The reversal of 6580955016543 is 3456105590856.

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

It is not a de Polignac number, because 6580955016543 - 2¹³ = 6580955008351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6580955016533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25507577455 + ... + 25507577712.

It is an arithmetic number, because the mean of its divisors is an integer number (1122333413696).

Almost surely, 2^{6580955016543} is an apocalyptic number.

6580955016543 is a deficient number, since it is larger than the sum of its proper divisors (2397712293025).

6580955016543 is a wasteful number, since it uses less digits than its factorization.

6580955016543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015155213.

The product of its (nonzero) digits is 19440000, while the sum is 57.

The spelling of 6580955016543 in words is "six trillion, five hundred eighty billion, nine hundred fifty-five million, sixteen thousand, five hundred forty-three".