20040052134346 has 32 divisors (see below), whose sum is σ = 32698458302400. Its totient is φ = 9172948075776.

The previous prime is 20040052134343. The next prime is 20040052134391. The reversal of 20040052134346 is 64343125004002.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (20040052134343) 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 15 ways as a sum of consecutive naturals, for example, 1735761 + ... + 6564523.

It is an arithmetic number, because the mean of its divisors is an integer number (1021826821950).

Almost surely, 2^{20040052134346} is an apocalyptic number.

20040052134346 is a deficient number, since it is larger than the sum of its proper divisors (12658406168054).

20040052134346 is a wasteful number, since it uses less digits than its factorization.

20040052134346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832118.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 20040052134346 its reverse (64343125004002), we get a palindrome (84383177138348).

The spelling of 20040052134346 in words is "twenty trillion, forty billion, fifty-two million, one hundred thirty-four thousand, three hundred forty-six".