647675221310500 has 48 divisors (see below), whose sum is σ = 1427742521622144. Its totient is φ = 256648872722400.

The previous prime is 647675221310473. The next prime is 647675221310519. The reversal of 647675221310500 is 5013122576746.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6052985952 + ... + 6053092951.

It is an arithmetic number, because the mean of its divisors is an integer number (29744635867128).

Almost surely, 2^{647675221310500} is an apocalyptic number.

It is an amenable number.

647675221310500 is an abundant number, since it is smaller than the sum of its proper divisors (780067300311644).

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

647675221310500 is a wasteful number, since it uses less digits than its factorization.

647675221310500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12106079029 (or 12106079017 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 647675221310500 in words is "six hundred forty-seven trillion, six hundred seventy-five billion, two hundred twenty-one million, three hundred ten thousand, five hundred".