647580647162 has 16 divisors (see below), whose sum is σ = 983662227072. Its totient is φ = 319708728960.

The previous prime is 647580647159. The next prime is 647580647173. The reversal of 647580647162 is 261746085746.

It is a junction number, because it is equal to n+sod(n) for n = 647580647098 and 647580647107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3788828 + ... + 3956055.

It is an arithmetic number, because the mean of its divisors is an integer number (61478889192).

Almost surely, 2^647580647162 is an apocalyptic number.

647580647162 is a deficient number, since it is larger than the sum of its proper divisors (336081579910).

647580647162 is a wasteful number, since it uses less digits than its factorization.

647580647162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7745413.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 647580647162 in words is "six hundred forty-seven billion, five hundred eighty million, six hundred forty-seven thousand, one hundred sixty-two".