33040402344 has 24 divisors (see below), whose sum is σ = 89484423210. Its totient is φ = 11013467424.

The previous prime is 33040402271. The next prime is 33040402399. The reversal of 33040402344 is 44320404033.

It can be written as a sum of positive squares in only one way, i.e., 22725562500 + 10314839844 = 150750^2 + 101562^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229447167 + ... + 229447310.

Almost surely, 2^33040402344 is an apocalyptic number.

It is an amenable number.

33040402344 is an abundant number, since it is smaller than the sum of its proper divisors (56444020866).

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

33040402344 is a wasteful number, since it uses less digits than its factorization.

33040402344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458894489 (or 458894482 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 33040402344 its reverse (44320404033), we get a palindrome (77360806377).

The spelling of 33040402344 in words is "thirty-three billion, forty million, four hundred two thousand, three hundred forty-four".