200511120453542 has 16 divisors (see below), whose sum is σ = 300962698416000. Its totient is φ = 100190240610240.

The previous prime is 200511120453509. The next prime is 200511120453577. The reversal of 200511120453542 is 245354021115002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15540434 + ... + 25348122.

It is an arithmetic number, because the mean of its divisors is an integer number (18810168651000).

Almost surely, 2^{200511120453542} is an apocalyptic number.

200511120453542 is a deficient number, since it is larger than the sum of its proper divisors (100451577962458).

200511120453542 is a wasteful number, since it uses less digits than its factorization.

200511120453542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9814351.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 200511120453542 its reverse (245354021115002), we get a palindrome (445865141568544).

The spelling of 200511120453542 in words is "two hundred trillion, five hundred eleven billion, one hundred twenty million, four hundred fifty-three thousand, five hundred forty-two".