451535444055 has 20 divisors (see below), whose sum is σ = 809419093032. Its totient is φ = 240818903280.

The previous prime is 451535444039. The next prime is 451535444077. The reversal of 451535444055 is 550444535154.

451535444055 is a `hidden beast` number, since 4 + 5 + 1 + 53 + 544 + 4 + 0 + 55 = 666.

It is not a de Polignac number, because 451535444055 - 2⁴ = 451535444039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 451535444055.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 557450761 + ... + 557451570.

Almost surely, 2^451535444055 is an apocalyptic number.

451535444055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

451535444055 is a deficient number, since it is larger than the sum of its proper divisors (357883648977).

451535444055 is a wasteful number, since it uses less digits than its factorization.

451535444055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114902348 (or 1114902339 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 451535444055 in words is "four hundred fifty-one billion, five hundred thirty-five million, four hundred forty-four thousand, fifty-five".