654500448513 has 36 divisors (see below), whose sum is σ = 998900039280. Its totient is φ = 412898753232.

The previous prime is 654500448499. The next prime is 654500448517. The reversal of 654500448513 is 315844005456.

654500448513 is a `hidden beast` number, since 6 + 54 + 500 + 4 + 4 + 85 + 13 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-654500448513 is a prime.

It is a super-2 number, since 2×654500448513² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (654500448517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2754798 + ... + 2982936.

Almost surely, 2^654500448513 is an apocalyptic number.

It is an amenable number.

654500448513 is a deficient number, since it is larger than the sum of its proper divisors (344399590767).

654500448513 is a wasteful number, since it uses less digits than its factorization.

654500448513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229066 (or 229044 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 654500448513 in words is "six hundred fifty-four billion, five hundred million, four hundred forty-eight thousand, five hundred thirteen".