6477205427 has 16 divisors (see below), whose sum is σ = 8149574400. Its totient is φ = 5000862240.

The previous prime is 6477205409. The next prime is 6477205433. The reversal of 6477205427 is 7245027746.

It is not a de Polignac number, because 6477205427 - 2¹⁸ = 6476943283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6477205487) 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, 377477 + ... + 394262.

It is an arithmetic number, because the mean of its divisors is an integer number (509348400).

Almost surely, 2^6477205427 is an apocalyptic number.

6477205427 is a deficient number, since it is larger than the sum of its proper divisors (1672368973).

6477205427 is a wasteful number, since it uses less digits than its factorization.

6477205427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771866.

The product of its (nonzero) digits is 658560, while the sum is 44.

The square root of 6477205427 is about 80481.0873870377. The cubic root of 6477205427 is about 1864.0714592317.

The spelling of 6477205427 in words is "six billion, four hundred seventy-seven million, two hundred five thousand, four hundred twenty-seven".