648973701170 has 8 divisors (see below), whose sum is σ = 1168152662124. Its totient is φ = 259589480464.

The previous prime is 648973701109. The next prime is 648973701197. The reversal of 648973701170 is 71107379846.

It can be written as a sum of positive squares in 2 ways, for example, as 648938191489 + 35509681 = 805567^2 + 5959^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32448685049 + ... + 32448685068.

Almost surely, 2^648973701170 is an apocalyptic number.

648973701170 is a deficient number, since it is larger than the sum of its proper divisors (519178960954).

648973701170 is a wasteful number, since it uses less digits than its factorization.

648973701170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64897370124.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The spelling of 648973701170 in words is "six hundred forty-eight billion, nine hundred seventy-three million, seven hundred one thousand, one hundred seventy".