20135033200451 has 16 divisors (see below), whose sum is σ = 22205923740000. Its totient is φ = 18139412229120.

The previous prime is 20135033200439. The next prime is 20135033200487. The reversal of 20135033200451 is 15400233053102.

It is a happy number.

It is not a de Polignac number, because 20135033200451 - 2²⁶ = 20134966091587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20135033206451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13721240 + ... + 15117621.

It is an arithmetic number, because the mean of its divisors is an integer number (1387870233750).

Almost surely, 2^{20135033200451} is an apocalyptic number.

20135033200451 is a deficient number, since it is larger than the sum of its proper divisors (2070890539549).

20135033200451 is a wasteful number, since it uses less digits than its factorization.

20135033200451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28840166.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 20135033200451 its reverse (15400233053102), we get a palindrome (35535266253553).

The spelling of 20135033200451 in words is "twenty trillion, one hundred thirty-five billion, thirty-three million, two hundred thousand, four hundred fifty-one".