454810808016840 has 256 divisors, whose sum is σ = 1547540834918400. Its totient is φ = 105932852121600.

The previous prime is 454810808016811. The next prime is 454810808016841. The reversal of 454810808016840 is 48610808018454.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (454810808016841) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34292817 + ... + 45668576.

It is an arithmetic number, because the mean of its divisors is an integer number (6045081386400).

Almost surely, 2^{454810808016840} is an apocalyptic number.

454810808016840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

454810808016840 is an abundant number, since it is smaller than the sum of its proper divisors (1092730026901560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454810808016840 is a wasteful number, since it uses less digits than its factorization.

454810808016840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79961588 (or 79961584 counting only the distinct ones).

The product of its (nonzero) digits is 7864320, while the sum is 57.

The spelling of 454810808016840 in words is "four hundred fifty-four trillion, eight hundred ten billion, eight hundred eight million, sixteen thousand, eight hundred forty".