6360752640 has 640 divisors, whose sum is σ = 24267589632. Its totient is φ = 1403781120.

The previous prime is 6360752627. The next prime is 6360752641. The reversal of 6360752640 is 462570636.

It is a tau number, because it is divible by the number of its divisors (640).

It is not an unprimeable number, because it can be changed into a prime (6360752641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 61754829 + ... + 61754931.

Almost surely, 2^6360752640 is an apocalyptic number.

6360752640 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 6360752640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12133794816).

6360752640 is an abundant number, since it is smaller than the sum of its proper divisors (17906836992).

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

6360752640 is a wasteful number, since it uses less digits than its factorization.

6360752640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 6360752640 is about 79754.3267791786. The cubic root of 6360752640 is about 1852.8325384080.

The spelling of 6360752640 in words is "six billion, three hundred sixty million, seven hundred fifty-two thousand, six hundred forty".