1434643390756 has 9 divisors (see below), whose sum is σ = 2510630126011. Its totient is φ = 717320497612.

The previous prime is 1434643390751. The next prime is 1434643390871. The reversal of 1434643390756 is 6570933464341.

The square root of 1434643390756 is 1197766.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1434643390697 and 1434643390706.

It is not an unprimeable number, because it can be changed into a prime (1434643390751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2096091 + ... + 2694973.

Almost surely, 2^{1434643390756} is an apocalyptic number.

1434643390756 is the 1197766-th square number.

It is an amenable number.

1434643390756 is a deficient number, since it is larger than the sum of its proper divisors (1075986735255).

1434643390756 is an frugal number, since it uses more digits than its factorization.

1434643390756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197770 (or 598885 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 55.

The spelling of 1434643390756 in words is "one trillion, four hundred thirty-four billion, six hundred forty-three million, three hundred ninety thousand, seven hundred fifty-six".