654426226744 has 8 divisors (see below), whose sum is σ = 1227049175160. Its totient is φ = 327213113368.

The previous prime is 654426226721. The next prime is 654426226763. The reversal of 654426226744 is 447622624456.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 654426226691 and 654426226700.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 40901639164 + ... + 40901639179.

It is an arithmetic number, because the mean of its divisors is an integer number (153381146895).

Almost surely, 2^654426226744 is an apocalyptic number.

It is an amenable number.

654426226744 is a deficient number, since it is larger than the sum of its proper divisors (572622948416).

654426226744 is a wasteful number, since it uses less digits than its factorization.

654426226744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81803278349 (or 81803278345 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 52.

The spelling of 654426226744 in words is "six hundred fifty-four billion, four hundred twenty-six million, two hundred twenty-six thousand, seven hundred forty-four".