20041525043451 has 16 divisors (see below), whose sum is σ = 29693436361600. Its totient is φ = 13359987028584.

The previous prime is 20041525043401. The next prime is 20041525043681. The reversal of 20041525043451 is 15434052514002.

20041525043451 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 152 + 50 + 4 + 3 + 451 = 666.

It is not a de Polignac number, because 20041525043451 - 2⁴¹ = 17842501787899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20041525043401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28244941 + ... + 28945806.

It is an arithmetic number, because the mean of its divisors is an integer number (1855839772600).

Almost surely, 2^{20041525043451} is an apocalyptic number.

20041525043451 is a deficient number, since it is larger than the sum of its proper divisors (9651911318149).

20041525043451 is a wasteful number, since it uses less digits than its factorization.

20041525043451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57203735 (or 57203729 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 20041525043451 its reverse (15434052514002), we get a palindrome (35475577557453).

The spelling of 20041525043451 in words is "twenty trillion, forty-one billion, five hundred twenty-five million, forty-three thousand, four hundred fifty-one".