648334025330 has 32 divisors (see below), whose sum is σ = 1180400169600. Its totient is φ = 256357487232.

The previous prime is 648334025299. The next prime is 648334025351. The reversal of 648334025330 is 33520433846.

648334025330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3668579 + ... + 3841241.

It is an arithmetic number, because the mean of its divisors is an integer number (36887505300).

Almost surely, 2^648334025330 is an apocalyptic number.

648334025330 is a deficient number, since it is larger than the sum of its proper divisors (532066144270).

648334025330 is a wasteful number, since it uses less digits than its factorization.

648334025330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176978.

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 648334025330 in words is "six hundred forty-eight billion, three hundred thirty-four million, twenty-five thousand, three hundred thirty".