434446636143 has 64 divisors (see below), whose sum is σ = 675101371392. Its totient is φ = 246129100800.

The previous prime is 434446636139. The next prime is 434446636157. The reversal of 434446636143 is 341636644434.

It is not a de Polignac number, because 434446636143 - 2² = 434446636139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434446636092 and 434446636101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434446635143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5518846 + ... + 5597012.

It is an arithmetic number, because the mean of its divisors is an integer number (10548458928).

Almost surely, 2^434446636143 is an apocalyptic number.

434446636143 is a deficient number, since it is larger than the sum of its proper divisors (240654735249).

434446636143 is a wasteful number, since it uses less digits than its factorization.

434446636143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78384.

The product of its digits is 5971968, while the sum is 48.

The spelling of 434446636143 in words is "four hundred thirty-four billion, four hundred forty-six million, six hundred thirty-six thousand, one hundred forty-three".