654622613161403 has 8 divisors (see below), whose sum is σ = 689884261928400. Its totient is φ = 619441747096608.

The previous prime is 654622613161379. The next prime is 654622613161423. The reversal of 654622613161403 is 304161316226456.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-654622613161403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654622613161423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20195658908 + ... + 20195691321.

It is an arithmetic number, because the mean of its divisors is an integer number (86235532741050).

Almost surely, 2^{654622613161403} is an apocalyptic number.

654622613161403 is a deficient number, since it is larger than the sum of its proper divisors (35261648766997).

654622613161403 is a wasteful number, since it uses less digits than its factorization.

654622613161403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40391351101.

The product of its (nonzero) digits is 3732480, while the sum is 50.

Adding to 654622613161403 its reverse (304161316226456), we get a palindrome (958783929387859).

The spelling of 654622613161403 in words is "six hundred fifty-four trillion, six hundred twenty-two billion, six hundred thirteen million, one hundred sixty-one thousand, four hundred three".