6895620148 has 12 divisors (see below), whose sum is σ = 12137089860. Its totient is φ = 3427880192.

The previous prime is 6895620143. The next prime is 6895620161. The reversal of 6895620148 is 8410265986.

It can be written as a sum of positive squares in 2 ways, for example, as 6032318224 + 863301924 = 77668^2 + 29382^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6895620143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4981693 + ... + 4983076.

It is an arithmetic number, because the mean of its divisors is an integer number (1011424155).

Almost surely, 2^6895620148 is an apocalyptic number.

It is an amenable number.

6895620148 is a deficient number, since it is larger than the sum of its proper divisors (5241469712).

6895620148 is a wasteful number, since it uses less digits than its factorization.

6895620148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9964946 (or 9964944 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The square root of 6895620148 is about 83039.8708332329. The cubic root of 6895620148 is about 1903.3753618706.

The spelling of 6895620148 in words is "six billion, eight hundred ninety-five million, six hundred twenty thousand, one hundred forty-eight".