33013323033040 has 80 divisors (see below), whose sum is σ = 87722073820800. Its totient is φ = 11318729955840.

The previous prime is 33013323033007. The next prime is 33013323033107. The reversal of 33013323033040 is 4033032331033.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

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 15 ways as a sum of consecutive naturals, for example, 61608186 + ... + 62141734.

It is an arithmetic number, because the mean of its divisors is an integer number (1096525922760).

Almost surely, 2^{33013323033040} is an apocalyptic number.

It is an amenable number.

33013323033040 is an abundant number, since it is smaller than the sum of its proper divisors (54708750787760).

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

33013323033040 is a wasteful number, since it uses less digits than its factorization.

33013323033040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644060 (or 644054 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 28.

Adding to 33013323033040 its reverse (4033032331033), we get a palindrome (37046355364073).

The spelling of 33013323033040 in words is "thirty-three trillion, thirteen billion, three hundred twenty-three million, thirty-three thousand, forty".