20340133034 has 8 divisors (see below), whose sum is σ = 32857138020. Its totient is φ = 9387753696.

The previous prime is 20340133031. The next prime is 20340133063. The reversal of 20340133034 is 43033104302.

It can be written as a sum of positive squares in 2 ways, for example, as 16769473009 + 3570660025 = 129497^2 + 59755^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20340133031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391156379 + ... + 391156430.

Almost surely, 2^20340133034 is an apocalyptic number.

20340133034 is a deficient number, since it is larger than the sum of its proper divisors (12517004986).

20340133034 is a wasteful number, since it uses less digits than its factorization.

20340133034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782312824.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20340133034 its reverse (43033104302), we get a palindrome (63373237336).

The spelling of 20340133034 in words is "twenty billion, three hundred forty million, one hundred thirty-three thousand, thirty-four".