3450420240543 has 24 divisors (see below), whose sum is σ = 4990571035632. Its totient is φ = 2297221774848.

The previous prime is 3450420240541. The next prime is 3450420240559.

3450420240543 is a `hidden beast` number, since 3 + 4 + 5 + 0 + 4 + 202 + 405 + 43 = 666.

3450420240543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3450420240543 - 2¹ = 3450420240541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3450420240498 and 3450420240507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3450420240541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21787855 + ... + 21945647.

It is an arithmetic number, because the mean of its divisors is an integer number (207940459818).

Almost surely, 2^{3450420240543} is an apocalyptic number.

3450420240543 is a deficient number, since it is larger than the sum of its proper divisors (1540150795089).

3450420240543 is a wasteful number, since it uses less digits than its factorization.

3450420240543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161015 (or 161012 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

It can be divided in two parts, 3450420 and 240543, that added together give a palindrome (3690963).

The spelling of 3450420240543 in words is "three trillion, four hundred fifty billion, four hundred twenty million, two hundred forty thousand, five hundred forty-three".