20525375107611 has 48 divisors (see below), whose sum is σ = 32476375706112. Its totient is φ = 12388368484800.

The previous prime is 20525375107603. The next prime is 20525375107621. The reversal of 20525375107611 is 11670157352502.

20525375107611 is a `hidden beast` number, since 2 + 0 + 5 + 2 + 53 + 7 + 510 + 76 + 11 = 666.

It is not a de Polignac number, because 20525375107611 - 2³ = 20525375107603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20525375107621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62428096 + ... + 62756018.

It is an arithmetic number, because the mean of its divisors is an integer number (676591160544).

Almost surely, 2^{20525375107611} is an apocalyptic number.

20525375107611 is a deficient number, since it is larger than the sum of its proper divisors (11951000598501).

20525375107611 is a wasteful number, since it uses less digits than its factorization.

20525375107611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330544 (or 330541 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 45.

The spelling of 20525375107611 in words is "twenty trillion, five hundred twenty-five billion, three hundred seventy-five million, one hundred seven thousand, six hundred eleven".