654245633832 has 256 divisors, whose sum is σ = 2019769344000. Its totient is φ = 172455236352.

The previous prime is 654245633831. The next prime is 654245633849. The reversal of 654245633832 is 238336542456.

It is not an unprimeable number, because it can be changed into a prime (654245633831) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20134863 + ... + 20167329.

It is an arithmetic number, because the mean of its divisors is an integer number (7889724000).

Almost surely, 2^654245633832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654245633832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1009884672000).

654245633832 is an abundant number, since it is smaller than the sum of its proper divisors (1365523710168).

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

654245633832 is a wasteful number, since it uses less digits than its factorization.

654245633832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32668 (or 32664 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 51.

The spelling of 654245633832 in words is "six hundred fifty-four billion, two hundred forty-five million, six hundred thirty-three thousand, eight hundred thirty-two".