6255315890 has 8 divisors (see below), whose sum is σ = 11259568620. Its totient is φ = 2502126352.

The previous prime is 6255315889. The next prime is 6255315931. The reversal of 6255315890 is 985135526.

It can be written as a sum of positive squares in 2 ways, for example, as 6017570329 + 237745561 = 77573^2 + 15419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312765785 + ... + 312765804.

Almost surely, 2^6255315890 is an apocalyptic number.

6255315890 is a deficient number, since it is larger than the sum of its proper divisors (5004252730).

6255315890 is a wasteful number, since it uses less digits than its factorization.

6255315890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625531596.

The product of its (nonzero) digits is 324000, while the sum is 44.

The square root of 6255315890 is about 79090.5549986849. The cubic root of 6255315890 is about 1842.5378388272.

The spelling of 6255315890 in words is "six billion, two hundred fifty-five million, three hundred fifteen thousand, eight hundred ninety".