451545353155040 has 48 divisors (see below), whose sum is σ = 1066777553480688. Its totient is φ = 180617860770816.

The previous prime is 451545353155021. The next prime is 451545353155049. The reversal of 451545353155040 is 40551353545154.

It is a self number, because there is not a number n which added to its sum of digits gives 451545353155040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451545353155049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123686084 + ... + 127284476.

It is an arithmetic number, because the mean of its divisors is an integer number (22224532364181).

Almost surely, 2^{451545353155040} is an apocalyptic number.

451545353155040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

451545353155040 is an abundant number, since it is smaller than the sum of its proper divisors (615232200325648).

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

451545353155040 is a wasteful number, since it uses less digits than its factorization.

451545353155040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4382691 (or 4382683 counting only the distinct ones).

The product of its (nonzero) digits is 9000000, while the sum is 50.

The spelling of 451545353155040 in words is "four hundred fifty-one trillion, five hundred forty-five billion, three hundred fifty-three million, one hundred fifty-five thousand, forty".