451963113606 has 40 divisors (see below), whose sum is σ = 1012918060440. Its totient is φ = 150626716992.

The previous prime is 451963113593. The next prime is 451963113607. The reversal of 451963113606 is 606311369154.

451963113606 is a `hidden beast` number, since 4 + 5 + 1 + 9 + 6 + 31 + 1 + 3 + 606 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451963113607) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 638830 + ... + 1145438.

It is an arithmetic number, because the mean of its divisors is an integer number (25322951511).

Almost surely, 2^451963113606 is an apocalyptic number.

451963113606 is an abundant number, since it is smaller than the sum of its proper divisors (560954946834).

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

451963113606 is a wasteful number, since it uses less digits than its factorization.

451963113606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512130 (or 512121 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 451963113606 in words is "four hundred fifty-one billion, nine hundred sixty-three million, one hundred thirteen thousand, six hundred six".