21412343410534 has 8 divisors (see below), whose sum is σ = 32125002409008. Its totient is φ = 10704009274200.

The previous prime is 21412343410517. The next prime is 21412343410631. The reversal of 21412343410534 is 43501434321412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21412343410493 and 21412343410502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081203157 + ... + 1081222960.

It is an arithmetic number, because the mean of its divisors is an integer number (4015625301126).

Almost surely, 2^{21412343410534} is an apocalyptic number.

21412343410534 is a deficient number, since it is larger than the sum of its proper divisors (10712658998474).

21412343410534 is a wasteful number, since it uses less digits than its factorization.

21412343410534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2162431070.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 21412343410534 its reverse (43501434321412), we get a palindrome (64913777731946).

The spelling of 21412343410534 in words is "twenty-one trillion, four hundred twelve billion, three hundred forty-three million, four hundred ten thousand, five hundred thirty-four".