6750899425 has 12 divisors (see below), whose sum is σ = 8413614396. Its totient is φ = 5373300800.

The previous prime is 6750899401. The next prime is 6750899429. The reversal of 6750899425 is 5249980576.

It can be written as a sum of positive squares in 6 ways, for example, as 605750544 + 6145148881 = 24612^2 + 78391^2 .

It is not a de Polignac number, because 6750899425 - 2²⁷ = 6616681697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6750899429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 680446 + ... + 690295.

It is an arithmetic number, because the mean of its divisors is an integer number (701134533).

Almost surely, 2^6750899425 is an apocalyptic number.

It is an amenable number.

6750899425 is a deficient number, since it is larger than the sum of its proper divisors (1662714971).

6750899425 is a wasteful number, since it uses less digits than its factorization.

6750899425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370948 (or 1370943 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 55.

The square root of 6750899425 is about 82163.8571696826. The cubic root of 6750899425 is about 1889.9655121876.

The spelling of 6750899425 in words is "six billion, seven hundred fifty million, eight hundred ninety-nine thousand, four hundred twenty-five".