33604304554145 has 16 divisors (see below), whose sum is σ = 43613483698512. Its totient is φ = 24708982195200.

The previous prime is 33604304554141. The next prime is 33604304554187. The reversal of 33604304554145 is 54145540340633.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2205058683136 + 31399245871009 = 1484944^2 + 5603503^2 .

It is not a de Polignac number, because 33604304554145 - 2² = 33604304554141 is a prime.

It is a super-2 number, since 2×33604304554145² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33604304554145.

It is not an unprimeable number, because it can be changed into a prime (33604304554141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1109403956 + ... + 1109434245.

It is an arithmetic number, because the mean of its divisors is an integer number (2725842731157).

Almost surely, 2^{33604304554145} is an apocalyptic number.

It is an amenable number.

33604304554145 is a deficient number, since it is larger than the sum of its proper divisors (10009179144367).

33604304554145 is a wasteful number, since it uses less digits than its factorization.

33604304554145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218838452.

The product of its (nonzero) digits is 5184000, while the sum is 47.

Adding to 33604304554145 its reverse (54145540340633), we get a palindrome (87749844894778).

The spelling of 33604304554145 in words is "thirty-three trillion, six hundred four billion, three hundred four million, five hundred fifty-four thousand, one hundred forty-five".