6454559729608 has 16 divisors (see below), whose sum is σ = 12397477530060. Its totient is φ = 3148565721600.

The previous prime is 6454559729593. The next prime is 6454559729627. The reversal of 6454559729608 is 8069279554546.

It can be written as a sum of positive squares in 2 ways, for example, as 6453032639524 + 1527090084 = 2540282^2 + 39078^2 .

It is a super-2 number, since 2×6454559729608² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9839267553 + ... + 9839268208.

Almost surely, 2^{6454559729608} is an apocalyptic number.

It is an amenable number.

6454559729608 is a deficient number, since it is larger than the sum of its proper divisors (5942917800452).

6454559729608 is a wasteful number, since it uses less digits than its factorization.

6454559729608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19678535808 (or 19678535804 counting only the distinct ones).

The product of its (nonzero) digits is 653184000, while the sum is 70.

The spelling of 6454559729608 in words is "six trillion, four hundred fifty-four billion, five hundred fifty-nine million, seven hundred twenty-nine thousand, six hundred eight".