451352245222120 has 64 divisors (see below), whose sum is σ = 1166173265188800. Its totient is φ = 155489768686080.

The previous prime is 451352245222103. The next prime is 451352245222127. The reversal of 451352245222120 is 21222542253154.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (451352245222127) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 26994743149 + ... + 26994759868.

It is an arithmetic number, because the mean of its divisors is an integer number (18221457268575).

Almost surely, 2^{451352245222120} is an apocalyptic number.

451352245222120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

451352245222120 is an abundant number, since it is smaller than the sum of its proper divisors (714821019966680).

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

451352245222120 is a wasteful number, since it uses less digits than its factorization.

451352245222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53989503058 (or 53989503054 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 451352245222120 its reverse (21222542253154), we get a palindrome (472574787475274).

The spelling of 451352245222120 in words is "four hundred fifty-one trillion, three hundred fifty-two billion, two hundred forty-five million, two hundred twenty-two thousand, one hundred twenty".