6485000377 has 2 divisors, whose sum is σ = 6485000378. Its totient is φ = 6485000376.

The previous prime is 6485000369. The next prime is 6485000413. The reversal of 6485000377 is 7730005846.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3678543801 + 2806456576 = 60651^2 + 52976^2 .

It is a cyclic number.

It is not a de Polignac number, because 6485000377 - 2³ = 6485000369 is a prime.

It is not a weakly prime, because it can be changed into another prime (6485000077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3242500188 + 3242500189.

It is an arithmetic number, because the mean of its divisors is an integer number (3242500189).

Almost surely, 2^6485000377 is an apocalyptic number.

It is an amenable number.

6485000377 is a deficient number, since it is larger than the sum of its proper divisors (1).

6485000377 is an equidigital number, since it uses as much as digits as its factorization.

6485000377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 6485000377 is about 80529.5000419101. The cubic root of 6485000377 is about 1864.8189276198.

The spelling of 6485000377 in words is "six billion, four hundred eighty-five million, three hundred seventy-seven", and thus it is an aban number.