33485745729 has 8 divisors (see below), whose sum is σ = 45042773472. Its totient is φ = 22126274240.

The previous prime is 33485745707. The next prime is 33485745731. The reversal of 33485745729 is 92754758433.

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 33485745729 - 2¹⁵ = 33485712961 is a prime.

It is a super-2 number, since 2×33485745729² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33485745779) 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, 49388667 + ... + 49389344.

It is an arithmetic number, because the mean of its divisors is an integer number (5630346684).

Almost surely, 2^33485745729 is an apocalyptic number.

It is an amenable number.

33485745729 is a deficient number, since it is larger than the sum of its proper divisors (11557027743).

33485745729 is a wasteful number, since it uses less digits than its factorization.

33485745729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98778127.

The product of its digits is 25401600, while the sum is 57.

The spelling of 33485745729 in words is "thirty-three billion, four hundred eighty-five million, seven hundred forty-five thousand, seven hundred twenty-nine".