20035435504120 has 64 divisors (see below), whose sum is σ = 47453525028000. Its totient is φ = 7592187115008.

The previous prime is 20035435504111. The next prime is 20035435504141. The reversal of 20035435504120 is 2140553453002.

It is a congruent number.

It is an unprimeable number.

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, 32475486 + ... + 33086674.

Almost surely, 2^{20035435504120} is an apocalyptic number.

20035435504120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20035435504120 is an abundant number, since it is smaller than the sum of its proper divisors (27418089523880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20035435504120 is a wasteful number, since it uses less digits than its factorization.

20035435504120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654352 (or 654348 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 20035435504120 its reverse (2140553453002), we get a palindrome (22175988957122).

The spelling of 20035435504120 in words is "twenty trillion, thirty-five billion, four hundred thirty-five million, five hundred four thousand, one hundred twenty".