451910655 has 24 divisors (see below), whose sum is σ = 895214112. Its totient is φ = 206587584.

The previous prime is 451910603. The next prime is 451910671. The reversal of 451910655 is 556019154.

It is not a de Polignac number, because 451910655 - 2¹⁰ = 451909631 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 717004 + ... + 717633.

It is an arithmetic number, because the mean of its divisors is an integer number (37300588).

Almost surely, 2^451910655 is an apocalyptic number.

451910655 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

451910655 is a deficient number, since it is larger than the sum of its proper divisors (443303457).

451910655 is a wasteful number, since it uses less digits than its factorization.

451910655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434655 (or 1434652 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 451910655 is about 21258.1903039746. The cubic root of 451910655 is about 767.3924587692.

The spelling of 451910655 in words is "four hundred fifty-one million, nine hundred ten thousand, six hundred fifty-five".