2005023253430 has 16 divisors (see below), whose sum is σ = 3609581364144. Its totient is φ = 801889410720.

The previous prime is 2005023253411. The next prime is 2005023253447. The reversal of 2005023253430 is 343523205002.

It is a junction number, because it is equal to n+sod(n) for n = 2005023253393 and 2005023253402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14916077 + ... + 15049896.

It is an arithmetic number, because the mean of its divisors is an integer number (225598835259).

Almost surely, 2^{2005023253430} is an apocalyptic number.

2005023253430 is a deficient number, since it is larger than the sum of its proper divisors (1604558110714).

2005023253430 is a wasteful number, since it uses less digits than its factorization.

2005023253430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29972671.

The product of its (nonzero) digits is 21600, while the sum is 29.

Adding to 2005023253430 its reverse (343523205002), we get a palindrome (2348546458432).

The spelling of 2005023253430 in words is "two trillion, five billion, twenty-three million, two hundred fifty-three thousand, four hundred thirty".