451348571688 has 32 divisors (see below), whose sum is σ = 1289567348160. Its totient is φ = 128956734720.

The previous prime is 451348571671. The next prime is 451348571761. The reversal of 451348571688 is 886175843154.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1343299153 + ... + 1343299488.

It is an arithmetic number, because the mean of its divisors is an integer number (40298979630).

Almost surely, 2^451348571688 is an apocalyptic number.

It is an amenable number.

451348571688 is an abundant number, since it is smaller than the sum of its proper divisors (838218776472).

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

451348571688 is a wasteful number, since it uses less digits than its factorization.

451348571688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686598657 (or 2686598653 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 60.

The spelling of 451348571688 in words is "four hundred fifty-one billion, three hundred forty-eight million, five hundred seventy-one thousand, six hundred eighty-eight".