6453742497208 has 16 divisors (see below), whose sum is σ = 12100808998080. Its totient is φ = 3226860097728.

The previous prime is 6453742497197. The next prime is 6453742497233. The reversal of 6453742497208 is 8027942473546.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1393860 + ... + 3853612.

It is an arithmetic number, because the mean of its divisors is an integer number (756300562380).

Almost surely, 2^{6453742497208} is an apocalyptic number.

It is an amenable number.

6453742497208 is a deficient number, since it is larger than the sum of its proper divisors (5647066500872).

6453742497208 is a wasteful number, since it uses less digits than its factorization.

6453742497208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787726 (or 2787722 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 61.

The spelling of 6453742497208 in words is "six trillion, four hundred fifty-three billion, seven hundred forty-two million, four hundred ninety-seven thousand, two hundred eight".