6402339468 has 144 divisors (see below), whose sum is σ = 20309313024. Its totient is φ = 1721606400.

The previous prime is 6402339457. The next prime is 6402339469. The reversal of 6402339468 is 8649332046.

It is not an unprimeable number, because it can be changed into a prime (6402339469) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87993 + ... + 143343.

It is an arithmetic number, because the mean of its divisors is an integer number (141036896).

Almost surely, 2^6402339468 is an apocalyptic number.

6402339468 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6402339468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10154656512).

6402339468 is an abundant number, since it is smaller than the sum of its proper divisors (13906973556).

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

6402339468 is a wasteful number, since it uses less digits than its factorization.

6402339468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55394 (or 55380 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The square root of 6402339468 is about 80014.6203390355. The cubic root of 6402339468 is about 1856.8617318970.

The spelling of 6402339468 in words is "six billion, four hundred two million, three hundred thirty-nine thousand, four hundred sixty-eight".