20073455733 has 8 divisors (see below), whose sum is σ = 26805597408. Its totient is φ = 13361808944.

The previous prime is 20073455729. The next prime is 20073455767. The reversal of 20073455733 is 33755437002.

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 20073455733 - 2² = 20073455729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20073455691 and 20073455700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20073455533) 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, 5121435 + ... + 5125352.

It is an arithmetic number, because the mean of its divisors is an integer number (3350699676).

Almost surely, 2^20073455733 is an apocalyptic number.

It is an amenable number.

20073455733 is a deficient number, since it is larger than the sum of its proper divisors (6732141675).

20073455733 is a wasteful number, since it uses less digits than its factorization.

20073455733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10247443.

The product of its (nonzero) digits is 264600, while the sum is 39.

The spelling of 20073455733 in words is "twenty billion, seventy-three million, four hundred fifty-five thousand, seven hundred thirty-three".