6477870733 has 4 divisors (see below), whose sum is σ = 6478604188. Its totient is φ = 6477137280.

The previous prime is 6477870731. The next prime is 6477870743. The reversal of 6477870733 is 3370787746.

6477870733 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3419559529 + 3058311204 = 58477^2 + 55302^2 .

It is a cyclic number.

It is not a de Polignac number, because 6477870733 - 2¹ = 6477870731 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 (6477870731) 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, 353316 + ... + 371197.

It is an arithmetic number, because the mean of its divisors is an integer number (1619651047).

Almost surely, 2^6477870733 is an apocalyptic number.

It is an amenable number.

6477870733 is a deficient number, since it is larger than the sum of its proper divisors (733455).

6477870733 is an equidigital number, since it uses as much as digits as its factorization.

6477870733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733454.

The product of its (nonzero) digits is 4148928, while the sum is 52.

The square root of 6477870733 is about 80485.2205873849. The cubic root of 6477870733 is about 1864.1352797317.

The spelling of 6477870733 in words is "six billion, four hundred seventy-seven million, eight hundred seventy thousand, seven hundred thirty-three".