452412340021644 has 12 divisors (see below), whose sum is σ = 1055628793383864. Its totient is φ = 150804113340544.

The previous prime is 452412340021639. The next prime is 452412340021729. The reversal of 452412340021644 is 446120043214254.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 452412340021596 and 452412340021605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18850514167557 + ... + 18850514167580.

It is an arithmetic number, because the mean of its divisors is an integer number (87969066115322).

Almost surely, 2^{452412340021644} is an apocalyptic number.

It is an amenable number.

452412340021644 is an abundant number, since it is smaller than the sum of its proper divisors (603216453362220).

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

452412340021644 is a wasteful number, since it uses less digits than its factorization.

452412340021644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37701028335144 (or 37701028335142 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 42.

Adding to 452412340021644 its reverse (446120043214254), we get a palindrome (898532383235898).

The spelling of 452412340021644 in words is "four hundred fifty-two trillion, four hundred twelve billion, three hundred forty million, twenty-one thousand, six hundred forty-four".