654745222404 has 288 divisors, whose sum is σ = 2145367203840. Its totient is φ = 171149884416.

The previous prime is 654745222393. The next prime is 654745222441. The reversal of 654745222404 is 404222547456.

654745222404 is a `hidden beast` number, since 6 + 54 + 74 + 522 + 2 + 4 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 654745222404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7731837 + ... + 7816059.

It is an arithmetic number, because the mean of its divisors is an integer number (7449191680).

Almost surely, 2^654745222404 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 654745222404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1072683601920).

654745222404 is an abundant number, since it is smaller than the sum of its proper divisors (1490621981436).

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

654745222404 is a wasteful number, since it uses less digits than its factorization.

654745222404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84376 (or 84361 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 45.

The spelling of 654745222404 in words is "six hundred fifty-four billion, seven hundred forty-five million, two hundred twenty-two thousand, four hundred four".