20034125425513 has 4 divisors (see below), whose sum is σ = 20081939567760. Its totient is φ = 19986311283268.

The previous prime is 20034125425499. The next prime is 20034125425549. The reversal of 20034125425513 is 31552452143002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20034125425513 - 2⁹ = 20034125425001 is a prime.

It is a super-2 number, since 2×20034125425513² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20034125405513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23907070495 + ... + 23907071332.

It is an arithmetic number, because the mean of its divisors is an integer number (5020484891940).

Almost surely, 2^{20034125425513} is an apocalyptic number.

It is an amenable number.

20034125425513 is a deficient number, since it is larger than the sum of its proper divisors (47814142247).

20034125425513 is an equidigital number, since it uses as much as digits as its factorization.

20034125425513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47814142246.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 20034125425513 its reverse (31552452143002), we get a palindrome (51586577568515).

The spelling of 20034125425513 in words is "twenty trillion, thirty-four billion, one hundred twenty-five million, four hundred twenty-five thousand, five hundred thirteen".