6775861000 has 32 divisors (see below), whose sum is σ = 15855517080. Its totient is φ = 2710344000.

The previous prime is 6775860983. The next prime is 6775861013. The reversal of 6775861000 is 1685776.

It can be written as a sum of positive squares in 4 ways, for example, as 3807136804 + 2968724196 = 61702^2 + 54486^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

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 7 ways as a sum of consecutive naturals, for example, 3386931 + ... + 3388930.

Almost surely, 2^6775861000 is an apocalyptic number.

It is an amenable number.

6775861000 is an abundant number, since it is smaller than the sum of its proper divisors (9079656080).

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

6775861000 is a wasteful number, since it uses less digits than its factorization.

6775861000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6775882 (or 6775868 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 6775861000 is about 82315.6182021371. The cubic root of 6775861000 is about 1892.2920411786.

The spelling of 6775861000 in words is "six billion, seven hundred seventy-five million, eight hundred sixty-one thousand".