33135332434 has 16 divisors (see below), whose sum is σ = 53218020600. Its totient is φ = 15417892864.

The previous prime is 33135332423. The next prime is 33135332437. The reversal of 33135332434 is 43423353133.

It can be written as a sum of positive squares in 4 ways, for example, as 19867748209 + 13267584225 = 140953^2 + 115185^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 33135332434.

It is not an unprimeable number, because it can be changed into a prime (33135332437) 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, 5472079 + ... + 5478130.

Almost surely, 2^33135332434 is an apocalyptic number.

33135332434 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

33135332434 is a deficient number, since it is larger than the sum of its proper divisors (20082688166).

33135332434 is a wasteful number, since it uses less digits than its factorization.

33135332434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10950317.

The product of its digits is 116640, while the sum is 34.

Adding to 33135332434 its reverse (43423353133), we get a palindrome (76558685567).

The spelling of 33135332434 in words is "thirty-three billion, one hundred thirty-five million, three hundred thirty-two thousand, four hundred thirty-four".