6396714646560 has 960 divisors, whose sum is σ = 26669518977024. Its totient is φ = 1412967628800.

The previous prime is 6396714646559. The next prime is 6396714646561. The reversal of 6396714646560 is 656464176936.

6396714646560 is a `hidden beast` number, since 6 + 3 + 9 + 6 + 7 + 1 + 4 + 64 + 6 + 560 = 666.

It is an interprime number because it is at equal distance from previous prime (6396714646559) and next prime (6396714646561).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (6396714646561) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3073864720 + ... + 3073866800.

Almost surely, 2^{6396714646560} is an apocalyptic number.

6396714646560 is a gapful number since it is divisible by the number (60) 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 6396714646560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13334759488512).

6396714646560 is an abundant number, since it is smaller than the sum of its proper divisors (20272804330464).

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

6396714646560 is a wasteful number, since it uses less digits than its factorization.

6396714646560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239 (or 3222 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 63.

The spelling of 6396714646560 in words is "six trillion, three hundred ninety-six billion, seven hundred fourteen million, six hundred forty-six thousand, five hundred sixty".