6430385576340 has 144 divisors (see below), whose sum is σ = 22203892803456. Its totient is φ = 1491103891200.

The previous prime is 6430385576297. The next prime is 6430385576347. The reversal of 6430385576340 is 436755830346.

6430385576340 is a `hidden beast` number, since 6 + 4 + 3 + 0 + 38 + 5 + 576 + 34 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6430385576347) 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, 70555971 + ... + 70647050.

It is an arithmetic number, because the mean of its divisors is an integer number (154193700024).

Almost surely, 2^{6430385576340} is an apocalyptic number.

6430385576340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6430385576340 is an abundant number, since it is smaller than the sum of its proper divisors (15773507227116).

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

6430385576340 is a wasteful number, since it uses less digits than its factorization.

6430385576340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141203070 (or 141203065 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 54.

The spelling of 6430385576340 in words is "six trillion, four hundred thirty billion, three hundred eighty-five million, five hundred seventy-six thousand, three hundred forty".