1452468452840 has 32 divisors (see below), whose sum is σ = 3271280224680. Its totient is φ = 580413833472.

The previous prime is 1452468452821. The next prime is 1452468452857. The reversal of 1452468452840 is 482548642541.

It can be written as a sum of positive squares in 4 ways, for example, as 706867288516 + 745601164324 = 840754^2 + 863482^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17882339 + ... + 17963378.

Almost surely, 2^{1452468452840} is an apocalyptic number.

1452468452840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1452468452840 is an abundant number, since it is smaller than the sum of its proper divisors (1818811771840).

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

1452468452840 is a wasteful number, since it uses less digits than its factorization.

1452468452840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35846741 (or 35846737 counting only the distinct ones).

The product of its (nonzero) digits is 9830400, while the sum is 53.

The spelling of 1452468452840 in words is "one trillion, four hundred fifty-two billion, four hundred sixty-eight million, four hundred fifty-two thousand, eight hundred forty".