6850252778 has 32 divisors (see below), whose sum is σ = 10592358336. Its totient is φ = 3321595648.

The previous prime is 6850252763. The next prime is 6850252823. The reversal of 6850252778 is 8772520586.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2005400 + ... + 2008812.

It is an arithmetic number, because the mean of its divisors is an integer number (331011198).

Almost surely, 2^6850252778 is an apocalyptic number.

6850252778 is a deficient number, since it is larger than the sum of its proper divisors (3742105558).

6850252778 is a wasteful number, since it uses less digits than its factorization.

6850252778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3718.

The product of its (nonzero) digits is 1881600, while the sum is 50.

The square root of 6850252778 is about 82766.2538598915. The cubic root of 6850252778 is about 1899.1919720171.

The spelling of 6850252778 in words is "six billion, eight hundred fifty million, two hundred fifty-two thousand, seven hundred seventy-eight".