6432765125 has 32 divisors (see below), whose sum is σ = 8134045920. Its totient is φ = 5078707200.

The previous prime is 6432765113. The next prime is 6432765137. The reversal of 6432765125 is 5215672346.

It is an interprime number because it is at equal distance from previous prime (6432765113) and next prime (6432765137).

It can be written as a sum of positive squares in 16 ways, for example, as 6395040961 + 37724164 = 79969^2 + 6142^2 .

It is not a de Polignac number, because 6432765125 - 2⁴ = 6432765109 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 3798779 + ... + 3800471.

It is an arithmetic number, because the mean of its divisors is an integer number (254188935).

Almost surely, 2^6432765125 is an apocalyptic number.

It is an amenable number.

6432765125 is a deficient number, since it is larger than the sum of its proper divisors (1701280795).

6432765125 is a wasteful number, since it uses less digits than its factorization.

6432765125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090 (or 2080 counting only the distinct ones).

The product of its digits is 302400, while the sum is 41.

The square root of 6432765125 is about 80204.5206020209. The cubic root of 6432765125 is about 1859.7985218423.

The spelling of 6432765125 in words is "six billion, four hundred thirty-two million, seven hundred sixty-five thousand, one hundred twenty-five".