452505104321140 has 96 divisors (see below), whose sum is σ = 1023811619410944. Its totient is φ = 167004712465920.

The previous prime is 452505104321129. The next prime is 452505104321143. The reversal of 452505104321140 is 41123401505254.

It is a self number, because there is not a number n which added to its sum of digits gives 452505104321140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452505104321143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7140989737 + ... + 7141053103.

It is an arithmetic number, because the mean of its divisors is an integer number (10664704368864).

Almost surely, 2^{452505104321140} is an apocalyptic number.

It is an amenable number.

452505104321140 is an abundant number, since it is smaller than the sum of its proper divisors (571306515089804).

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

452505104321140 is a wasteful number, since it uses less digits than its factorization.

452505104321140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75137 (or 75135 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 452505104321140 its reverse (41123401505254), we get a palindrome (493628505826394).

The spelling of 452505104321140 in words is "four hundred fifty-two trillion, five hundred five billion, one hundred four million, three hundred twenty-one thousand, one hundred forty".