133404344552245 has 16 divisors (see below), whose sum is σ = 172702447449840. Its totient is φ = 98340842202624.

The previous prime is 133404344552239. The next prime is 133404344552257. The reversal of 133404344552245 is 542255443404331.

It can be written as a sum of positive squares in 8 ways, for example, as 20222811132484 + 113181533419761 = 4496978^2 + 10638681^2 .

It is a cyclic number.

It is not a de Polignac number, because 133404344552245 - 2¹⁹ = 133404344027957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1803455574 + ... + 1803529543.

It is an arithmetic number, because the mean of its divisors is an integer number (10793902965615).

Almost surely, 2^{133404344552245} is an apocalyptic number.

It is an amenable number.

133404344552245 is a deficient number, since it is larger than the sum of its proper divisors (39298102897595).

133404344552245 is a wasteful number, since it uses less digits than its factorization.

133404344552245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3606985704.

The product of its (nonzero) digits is 13824000, while the sum is 49.

Adding to 133404344552245 its reverse (542255443404331), we get a palindrome (675659787956576).

The spelling of 133404344552245 in words is "one hundred thirty-three trillion, four hundred four billion, three hundred forty-four million, five hundred fifty-two thousand, two hundred forty-five".