6290779840 has 28 divisors (see below), whose sum is σ = 14979920256. Its totient is φ = 2516311808.

The previous prime is 6290779823. The next prime is 6290779883. The reversal of 6290779840 is 489770926.

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 3 ways as a sum of consecutive naturals, for example, 9829024 + ... + 9829663.

It is an arithmetic number, because the mean of its divisors is an integer number (534997152).

Almost surely, 2^6290779840 is an apocalyptic number.

It is an amenable number.

6290779840 is an abundant number, since it is smaller than the sum of its proper divisors (8689140416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6290779840 is a wasteful number, since it uses less digits than its factorization.

6290779840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19658704 (or 19658694 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 52.

The square root of 6290779840 is about 79314.4365169419. The cubic root of 6290779840 is about 1846.0133132200.

The spelling of 6290779840 in words is "six billion, two hundred ninety million, seven hundred seventy-nine thousand, eight hundred forty".