33561434434 has 16 divisors (see below), whose sum is σ = 57809170080. Its totient is φ = 14452292160.

The previous prime is 33561434429. The next prime is 33561434437. The reversal of 33561434434 is 43443416533.

It is a super-2 number, since 2×33561434434² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33561434437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40144839 + ... + 40145674.

It is an arithmetic number, because the mean of its divisors is an integer number (3613073130).

Almost surely, 2^33561434434 is an apocalyptic number.

33561434434 is a deficient number, since it is larger than the sum of its proper divisors (24247735646).

33561434434 is a wasteful number, since it uses less digits than its factorization.

33561434434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80290545.

The product of its digits is 622080, while the sum is 40.

The spelling of 33561434434 in words is "thirty-three billion, five hundred sixty-one million, four hundred thirty-four thousand, four hundred thirty-four".