6400240602 has 16 divisors (see below), whose sum is σ = 14629121472. Its totient is φ = 1828640160.

The previous prime is 6400240601. The next prime is 6400240643. The reversal of 6400240602 is 2060420046.

It is not an unprimeable number, because it can be changed into a prime (6400240601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76193299 + ... + 76193382.

It is an arithmetic number, because the mean of its divisors is an integer number (914320092).

Almost surely, 2^6400240602 is an apocalyptic number.

6400240602 is an abundant number, since it is smaller than the sum of its proper divisors (8228880870).

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

6400240602 is a wasteful number, since it uses less digits than its factorization.

6400240602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152386693.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 6400240602 is about 80001.5037483671. The cubic root of 6400240602 is about 1856.6587993110.

Adding to 6400240602 its reverse (2060420046), we get a palindrome (8460660648).

The spelling of 6400240602 in words is "six billion, four hundred million, two hundred forty thousand, six hundred two".