6278806490 has 16 divisors (see below), whose sum is σ = 12329292960. Its totient is φ = 2283202320.

The previous prime is 6278806453. The next prime is 6278806511. The reversal of 6278806490 is 946088726.

It is a super-2 number, since 2×6278806490² = 78846821877732240200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28539920 + ... + 28540139.

It is an arithmetic number, because the mean of its divisors is an integer number (770580810).

Almost surely, 2^6278806490 is an apocalyptic number.

6278806490 is a deficient number, since it is larger than the sum of its proper divisors (6050486470).

6278806490 is a wasteful number, since it uses less digits than its factorization.

6278806490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57080077.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 6278806490 is about 79238.9202980455. The cubic root of 6278806490 is about 1844.8413863738.

The spelling of 6278806490 in words is "six billion, two hundred seventy-eight million, eight hundred six thousand, four hundred ninety".