20041400434 has 16 divisors (see below), whose sum is σ = 32797259136. Its totient is φ = 9109105200.

The previous prime is 20041400399. The next prime is 20041400567. The reversal of 20041400434 is 43400414002.

20041400434 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498919 + ... + 537589.

It is an arithmetic number, because the mean of its divisors is an integer number (2049828696).

Almost surely, 2^20041400434 is an apocalyptic number.

20041400434 is a deficient number, since it is larger than the sum of its proper divisors (12755858702).

20041400434 is a wasteful number, since it uses less digits than its factorization.

20041400434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62241.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 20041400434 its reverse (43400414002), we get a palindrome (63441814436).

The spelling of 20041400434 in words is "twenty billion, forty-one million, four hundred thousand, four hundred thirty-four".