340043332503 has 24 divisors (see below), whose sum is σ = 532081556208. Its totient is φ = 192590904576.

The previous prime is 340043332493. The next prime is 340043332567. The reversal of 340043332503 is 305233340043.

It is not a de Polignac number, because 340043332503 - 2⁵ = 340043332471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340043332003) 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, 10218876 + ... + 10252097.

It is an arithmetic number, because the mean of its divisors is an integer number (22170064842).

Almost surely, 2^340043332503 is an apocalyptic number.

340043332503 is a deficient number, since it is larger than the sum of its proper divisors (192038223705).

340043332503 is a wasteful number, since it uses less digits than its factorization.

340043332503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20471103 (or 20471096 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 30.

Adding to 340043332503 its reverse (305233340043), we get a palindrome (645276672546).

The spelling of 340043332503 in words is "three hundred forty billion, forty-three million, three hundred thirty-two thousand, five hundred three".