20413240034 has 16 divisors (see below), whose sum is σ = 34481016576. Its totient is φ = 8979430800.

The previous prime is 20413239907. The next prime is 20413240037. The reversal of 20413240034 is 43004231402.

It is a junction number, because it is equal to n+sod(n) for n = 20413239991 and 20413240009.

It is not an unprimeable number, because it can be changed into a prime (20413240037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14965037 + ... + 14966400.

It is an arithmetic number, because the mean of its divisors is an integer number (2155063536).

Almost surely, 2^20413240034 is an apocalyptic number.

20413240034 is a deficient number, since it is larger than the sum of its proper divisors (14067776542).

20413240034 is a wasteful number, since it uses less digits than its factorization.

20413240034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29931481.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20413240034 its reverse (43004231402), we get a palindrome (63417471436).

The spelling of 20413240034 in words is "twenty billion, four hundred thirteen million, two hundred forty thousand, thirty-four".