33553241040 has 80 divisors (see below), whose sum is σ = 113470969536. Its totient is φ = 8134118400.

The previous prime is 33553241011. The next prime is 33553241063. The reversal of 33553241040 is 4014235533.

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

It is a super-2 number, since 2×33553241040² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 33553240989 and 33553241007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6352141 + ... + 6357420.

Almost surely, 2^33553241040 is an apocalyptic number.

33553241040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33553241040 is an abundant number, since it is smaller than the sum of its proper divisors (79917728496).

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

33553241040 is a wasteful number, since it uses less digits than its factorization.

33553241040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12709588 (or 12709582 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 33553241040 its reverse (4014235533), we get a palindrome (37567476573).

The spelling of 33553241040 in words is "thirty-three billion, five hundred fifty-three million, two hundred forty-one thousand, forty".