6432001425 has 60 divisors (see below), whose sum is σ = 12615198156. Its totient is φ = 3228595200.

The previous prime is 6432001423. The next prime is 6432001439. The reversal of 6432001425 is 5241002346.

6432001425 is a `hidden beast` number, since 643 + 2 + 0 + 0 + 14 + 2 + 5 = 666.

6432001425 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 780420096 + 5651581329 = 27936^2 + 75177^2 .

It is not a de Polignac number, because 6432001425 - 2¹ = 6432001423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (6432001423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 58996 + ... + 127845.

Almost surely, 2^6432001425 is an apocalyptic number.

It is an amenable number.

6432001425 is a deficient number, since it is larger than the sum of its proper divisors (6183196731).

6432001425 is a wasteful number, since it uses less digits than its factorization.

6432001425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186880 (or 186866 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 6432001425 is about 80199.7595071207. The cubic root of 6432001425 is about 1859.7249202980.

The spelling of 6432001425 in words is "six billion, four hundred thirty-two million, one thousand, four hundred twenty-five".