452021522011440 has 120 divisors (see below), whose sum is σ = 1428204564005520. Its totient is φ = 118264750236672.

The previous prime is 452021522011429. The next prime is 452021522011487. The reversal of 452021522011440 is 44110225120254.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 334573795 + ... + 335922114.

It is an arithmetic number, because the mean of its divisors is an integer number (11901704700046).

Almost surely, 2^{452021522011440} is an apocalyptic number.

452021522011440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

452021522011440 is an abundant number, since it is smaller than the sum of its proper divisors (976183041994080).

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

452021522011440 is a wasteful number, since it uses less digits than its factorization.

452021522011440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670496031 (or 670495972 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 452021522011440 its reverse (44110225120254), we get a palindrome (496131747131694).

The spelling of 452021522011440 in words is "four hundred fifty-two trillion, twenty-one billion, five hundred twenty-two million, eleven thousand, four hundred forty".