20251113345533 has 8 divisors (see below), whose sum is σ = 23144436577152. Its totient is φ = 17357866873776.

The previous prime is 20251113345521. The next prime is 20251113345577. The reversal of 20251113345533 is 33554331115202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20251113345533 - 2⁶ = 20251113345469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20251113347533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18623510 + ... + 19680887.

It is an arithmetic number, because the mean of its divisors is an integer number (2893054572144).

Almost surely, 2^{20251113345533} is an apocalyptic number.

It is an amenable number.

20251113345533 is a deficient number, since it is larger than the sum of its proper divisors (2893323231619).

20251113345533 is an equidigital number, since it uses as much as digits as its factorization.

20251113345533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38379931.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 20251113345533 in words is "twenty trillion, two hundred fifty-one billion, one hundred thirteen million, three hundred forty-five thousand, five hundred thirty-three".