6577120043 has 16 divisors (see below), whose sum is σ = 7419202560. Its totient is φ = 5785073184.

The previous prime is 6577120031. The next prime is 6577120051. The reversal of 6577120043 is 3400217756.

It is a cyclic number.

It is not a de Polignac number, because 6577120043 - 2²⁴ = 6560342827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6577119985 and 6577120012.

It is not an unprimeable number, because it can be changed into a prime (6577120063) 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, 36818 + ... + 120456.

It is an arithmetic number, because the mean of its divisors is an integer number (463700160).

Almost surely, 2^6577120043 is an apocalyptic number.

6577120043 is a deficient number, since it is larger than the sum of its proper divisors (842082517).

6577120043 is a wasteful number, since it uses less digits than its factorization.

6577120043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83938.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 6577120043 is about 81099.4453926782. The cubic root of 6577120043 is about 1873.6073848135.

Adding to 6577120043 its reverse (3400217756), we get a palindrome (9977337799).

The spelling of 6577120043 in words is "six billion, five hundred seventy-seven million, one hundred twenty thousand, forty-three".