33454045509 has 16 divisors (see below), whose sum is σ = 44927558592. Its totient is φ = 22141911168.

The previous prime is 33454045477. The next prime is 33454045519. The reversal of 33454045509 is 90554045433.

It is not a de Polignac number, because 33454045509 - 2⁵ = 33454045477 is a prime.

It is a super-2 number, since 2×33454045509² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33454045519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421687 + ... + 494699.

It is an arithmetic number, because the mean of its divisors is an integer number (2807972412).

Almost surely, 2^33454045509 is an apocalyptic number.

It is an amenable number.

33454045509 is a deficient number, since it is larger than the sum of its proper divisors (11473513083).

33454045509 is a wasteful number, since it uses less digits than its factorization.

33454045509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74116.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 33454045509 in words is "thirty-three billion, four hundred fifty-four million, forty-five thousand, five hundred nine".