20251113345534 has 32 divisors (see below), whose sum is σ = 42895987983360. Its totient is φ = 6351619740032.

The previous prime is 20251113345521. The next prime is 20251113345577. The reversal of 20251113345534 is 43554331115202.

It is a junction number, because it is equal to n+sod(n) for n = 20251113345492 and 20251113345501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25715214 + ... + 26491025.

It is an arithmetic number, because the mean of its divisors is an integer number (1340499624480).

Almost surely, 2^{20251113345534} is an apocalyptic number.

20251113345534 is an abundant number, since it is smaller than the sum of its proper divisors (22644874637826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20251113345534 is a wasteful number, since it uses less digits than its factorization.

20251113345534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52210064.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 20251113345534 in words is "twenty trillion, two hundred fifty-one billion, one hundred thirteen million, three hundred forty-five thousand, five hundred thirty-four".