20251113345501 has 32 divisors (see below), whose sum is σ = 27636834165120. Its totient is φ = 13185422764800.

The previous prime is 20251113345473. The next prime is 20251113345521. The reversal of 20251113345501 is 10554331115202.

It is not a de Polignac number, because 20251113345501 - 2⁵ = 20251113345469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20251113345521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182764246 + ... + 182875016.

It is an arithmetic number, because the mean of its divisors is an integer number (863651067660).

Almost surely, 2^{20251113345501} is an apocalyptic number.

It is an amenable number.

20251113345501 is a deficient number, since it is larger than the sum of its proper divisors (7385720819619).

20251113345501 is a wasteful number, since it uses less digits than its factorization.

20251113345501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116077.

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 20251113345501 in words is "twenty trillion, two hundred fifty-one billion, one hundred thirteen million, three hundred forty-five thousand, five hundred one".