20413525203051 has 32 divisors (see below), whose sum is σ = 28533750389760. Its totient is φ = 12966753542400.

The previous prime is 20413525203047. The next prime is 20413525203073. The reversal of 20413525203051 is 15030252531402.

It is not a de Polignac number, because 20413525203051 - 2² = 20413525203047 is a prime.

It is a super-2 number, since 2×20413525203051² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20413525202051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44362665 + ... + 44820453.

It is an arithmetic number, because the mean of its divisors is an integer number (891679699680).

Almost surely, 2^{20413525203051} is an apocalyptic number.

20413525203051 is a deficient number, since it is larger than the sum of its proper divisors (8120225186709).

20413525203051 is a wasteful number, since it uses less digits than its factorization.

20413525203051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466307.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 20413525203051 its reverse (15030252531402), we get a palindrome (35443777734453).

The spelling of 20413525203051 in words is "twenty trillion, four hundred thirteen billion, five hundred twenty-five million, two hundred three thousand, fifty-one".