451532343130542 has 60 divisors (see below), whose sum is σ = 1039851024791040. Its totient is φ = 146442922024464.

The previous prime is 451532343130489. The next prime is 451532343130597. The reversal of 451532343130542 is 245031343235154.

451532343130542 is a `hidden beast` number, since 4 + 5 + 1 + 5 + 32 + 3 + 43 + 1 + 30 + 542 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1017760942 + ... + 1018204497.

It is an arithmetic number, because the mean of its divisors is an integer number (17330850413184).

Almost surely, 2^{451532343130542} is an apocalyptic number.

451532343130542 is an abundant number, since it is smaller than the sum of its proper divisors (588318681660498).

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

451532343130542 is a wasteful number, since it uses less digits than its factorization.

451532343130542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035965527 (or 2035965481 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

Adding to 451532343130542 its reverse (245031343235154), we get a palindrome (696563686365696).

The spelling of 451532343130542 in words is "four hundred fifty-one trillion, five hundred thirty-two billion, three hundred forty-three million, one hundred thirty thousand, five hundred forty-two".