6535952977 has 4 divisors (see below), whose sum is σ = 6540246000. Its totient is φ = 6531659956.

The previous prime is 6535952953. The next prime is 6535953029. The reversal of 6535952977 is 7792595356.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6535952977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6535958977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144227 + ... + 2147272.

It is an arithmetic number, because the mean of its divisors is an integer number (1635061500).

Almost surely, 2^6535952977 is an apocalyptic number.

It is an amenable number.

6535952977 is a deficient number, since it is larger than the sum of its proper divisors (4293023).

6535952977 is a wasteful number, since it uses less digits than its factorization.

6535952977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4293022.

The product of its digits is 17860500, while the sum is 58.

The square root of 6535952977 is about 80845.2409050774. The cubic root of 6535952977 is about 1869.6901482670.

It can be divided in two parts, 65359 and 52977, that added together give a square (118336 = 344²).

The spelling of 6535952977 in words is "six billion, five hundred thirty-five million, nine hundred fifty-two thousand, nine hundred seventy-seven".