6347790025 has 6 divisors (see below), whose sum is σ = 7871259662. Its totient is φ = 5078232000.

The previous prime is 6347790013. The next prime is 6347790121. The reversal of 6347790025 is 5200977436.

It can be written as a sum of positive squares in 3 ways, for example, as 95883264 + 6251906761 = 9792^2 + 79069^2 .

It is not a de Polignac number, because 6347790025 - 2⁵ = 6347789993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126955776 + ... + 126955825.

Almost surely, 2^6347790025 is an apocalyptic number.

It is an amenable number.

6347790025 is a deficient number, since it is larger than the sum of its proper divisors (1523469637).

6347790025 is a wasteful number, since it uses less digits than its factorization.

6347790025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253911611 (or 253911606 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 6347790025 is about 79673.0194294154. The cubic root of 6347790025 is about 1851.5730496921.

The spelling of 6347790025 in words is "six billion, three hundred forty-seven million, seven hundred ninety thousand, twenty-five".