647827387130 has 256 divisors, whose sum is σ = 1552567357440. Its totient is φ = 188535859200.

The previous prime is 647827387117. The next prime is 647827387231. The reversal of 647827387130 is 31783728746.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 300894134 + ... + 300896286.

It is an arithmetic number, because the mean of its divisors is an integer number (6064716240).

Almost surely, 2^647827387130 is an apocalyptic number.

647827387130 is an abundant number, since it is smaller than the sum of its proper divisors (904739970310).

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

647827387130 is a wasteful number, since it uses less digits than its factorization.

647827387130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485.

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 647827387130 in words is "six hundred forty-seven billion, eight hundred twenty-seven million, three hundred eighty-seven thousand, one hundred thirty".