33144531252 has 24 divisors (see below), whose sum is σ = 88385416896. Its totient is φ = 9469866048.

The previous prime is 33144531227. The next prime is 33144531269. The reversal of 33144531252 is 25213544133.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197288793 + ... + 197288960.

It is an arithmetic number, because the mean of its divisors is an integer number (3682725704).

Almost surely, 2^33144531252 is an apocalyptic number.

It is an amenable number.

33144531252 is an abundant number, since it is smaller than the sum of its proper divisors (55240885644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33144531252 is a wasteful number, since it uses less digits than its factorization.

33144531252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394577767 (or 394577765 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

It can be divided in two parts, 3314 and 4531252, that added together give a triangular number (4534566 = T₃₀₁₁).

The spelling of 33144531252 in words is "thirty-three billion, one hundred forty-four million, five hundred thirty-one thousand, two hundred fifty-two".