1643414230034 has 4 divisors (see below), whose sum is σ = 2465121345054. Its totient is φ = 821707115016.

The previous prime is 1643414230021. The next prime is 1643414230037. The reversal of 1643414230034 is 4300324143461.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 943138149409 + 700276080625 = 971153^2 + 836825^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1643414229976 and 1643414230003.

It is not an unprimeable number, because it can be changed into a prime (1643414230037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410853557507 + ... + 410853557510.

Almost surely, 2^{1643414230034} is an apocalyptic number.

1643414230034 is a deficient number, since it is larger than the sum of its proper divisors (821707115020).

1643414230034 is an equidigital number, since it uses as much as digits as its factorization.

1643414230034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821707115019.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 1643414230034 its reverse (4300324143461), we get a palindrome (5943738373495).

The spelling of 1643414230034 in words is "one trillion, six hundred forty-three billion, four hundred fourteen million, two hundred thirty thousand, thirty-four".