33240443153 has 2 divisors, whose sum is σ = 33240443154. Its totient is φ = 33240443152.

The previous prime is 33240443141. The next prime is 33240443167. The reversal of 33240443153 is 35134404233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22239160384 + 11001282769 = 149128^2 + 104887^2 .

It is a cyclic number.

It is not a de Polignac number, because 33240443153 - 2³² = 28945475857 is a prime.

It is a super-2 number, since 2×33240443153² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33240443953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16620221576 + 16620221577.

It is an arithmetic number, because the mean of its divisors is an integer number (16620221577).

Almost surely, 2^33240443153 is an apocalyptic number.

It is an amenable number.

33240443153 is a deficient number, since it is larger than the sum of its proper divisors (1).

33240443153 is an equidigital number, since it uses as much as digits as its factorization.

33240443153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 33240443153 its reverse (35134404233), we get a palindrome (68374847386).

The spelling of 33240443153 in words is "thirty-three billion, two hundred forty million, four hundred forty-three thousand, one hundred fifty-three".