647063007360 has 768 divisors, whose sum is σ = 2616757678080. Its totient is φ = 133114798080.

The previous prime is 647063007337. The next prime is 647063007373. The reversal of 647063007360 is 63700360746.

647063007360 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 167500789 + ... + 167504651.

It is an arithmetic number, because the mean of its divisors is an integer number (3407236560).

Almost surely, 2^647063007360 is an apocalyptic number.

647063007360 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 647063007360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1308378839040).

647063007360 is an abundant number, since it is smaller than the sum of its proper divisors (1969694670720).

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

647063007360 is a wasteful number, since it uses less digits than its factorization.

647063007360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017 (or 3994 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 647063007360 in words is "six hundred forty-seven billion, sixty-three million, seven thousand, three hundred sixty".