13445520022052 has 12 divisors (see below), whose sum is σ = 23529822595356. Its totient is φ = 6722713566240.

The previous prime is 13445520022043. The next prime is 13445520022057. The reversal of 13445520022052 is 25022002554431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2592409129216 + 10853110892836 = 1610096^2 + 3294406^2 .

It is not an unprimeable number, because it can be changed into a prime (13445520022057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10955723 + ... + 12121010.

It is an arithmetic number, because the mean of its divisors is an integer number (1960818549613).

Almost surely, 2^{13445520022052} is an apocalyptic number.

It is an amenable number.

13445520022052 is a deficient number, since it is larger than the sum of its proper divisors (10084302573304).

13445520022052 is a wasteful number, since it uses less digits than its factorization.

13445520022052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23222398 (or 23222396 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 13445520022052 its reverse (25022002554431), we get a palindrome (38467522576483).

The spelling of 13445520022052 in words is "thirteen trillion, four hundred forty-five billion, five hundred twenty million, twenty-two thousand, fifty-two".