33712412533 has 2 divisors, whose sum is σ = 33712412534. Its totient is φ = 33712412532.

The previous prime is 33712412501. The next prime is 33712412641. The reversal of 33712412533 is 33521421733.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32749055089 + 963357444 = 180967^2 + 31038^2 .

It is a cyclic number.

It is not a de Polignac number, because 33712412533 - 2⁵ = 33712412501 is a prime.

It is a super-2 number, since 2×33712412533² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33712412033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16856206266 + 16856206267.

It is an arithmetic number, because the mean of its divisors is an integer number (16856206267).

Almost surely, 2^33712412533 is an apocalyptic number.

It is an amenable number.

33712412533 is a deficient number, since it is larger than the sum of its proper divisors (1).

33712412533 is an equidigital number, since it uses as much as digits as its factorization.

33712412533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 34.

The spelling of 33712412533 in words is "thirty-three billion, seven hundred twelve million, four hundred twelve thousand, five hundred thirty-three".