609250001648 has 20 divisors (see below), whose sum is σ = 1189038100560. Its totient is φ = 302401459584.

The previous prime is 609250001639. The next prime is 609250001677. The reversal of 609250001648 is 846100052906.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138969068 + ... + 138973451.

It is an arithmetic number, because the mean of its divisors is an integer number (59451905028).

Almost surely, 2^609250001648 is an apocalyptic number.

It is an amenable number.

609250001648 is a deficient number, since it is larger than the sum of its proper divisors (579788098912).

609250001648 is a wasteful number, since it uses less digits than its factorization.

609250001648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277942664 (or 277942658 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 609250001648 in words is "six hundred nine billion, two hundred fifty million, one thousand, six hundred forty-eight".