1434644457633 has 12 divisors (see below), whose sum is σ = 2194162111908. Its totient is φ = 900169071360.

The previous prime is 1434644457607. The next prime is 1434644457637. The reversal of 1434644457633 is 3367544464341.

1434644457633 is a `hidden beast` number, since 1 + 4 + 3 + 4 + 64 + 4 + 4 + 576 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 646121769489 + 788522688144 = 803817^2 + 887988^2 .

It is not a de Polignac number, because 1434644457633 - 2¹² = 1434644453537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1434644457633.

It is not an unprimeable number, because it can be changed into a prime (1434644457637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4688380428 + ... + 4688380733.

It is an arithmetic number, because the mean of its divisors is an integer number (182846842659).

Almost surely, 2^{1434644457633} is an apocalyptic number.

It is an amenable number.

1434644457633 is a deficient number, since it is larger than the sum of its proper divisors (759517654275).

1434644457633 is a wasteful number, since it uses less digits than its factorization.

1434644457633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9376761184 (or 9376761181 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 54.

The spelling of 1434644457633 in words is "one trillion, four hundred thirty-four billion, six hundred forty-four million, four hundred fifty-seven thousand, six hundred thirty-three".