654897383616 has 112 divisors (see below), whose sum is σ = 2026338262784. Its totient is φ = 182762044416.

The previous prime is 654897383603. The next prime is 654897383617. The reversal of 654897383616 is 616383798456.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (654897383617) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5608195 + ... + 5723778.

Almost surely, 2^654897383616 is an apocalyptic number.

It is an amenable number.

654897383616 is an abundant number, since it is smaller than the sum of its proper divisors (1371440879168).

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

654897383616 is a wasteful number, since it uses less digits than its factorization.

654897383616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11332038 (or 11332028 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 66.

The spelling of 654897383616 in words is "six hundred fifty-four billion, eight hundred ninety-seven million, three hundred eighty-three thousand, six hundred sixteen".