13445505115152 has 80 divisors (see below), whose sum is σ = 37892492850240. Its totient is φ = 4074329382400.

The previous prime is 13445505115127. The next prime is 13445505115157. The reversal of 13445505115152 is 25151150554431.

It is not an unprimeable number, because it can be changed into a prime (13445505115157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39636502 + ... + 39974282.

It is an arithmetic number, because the mean of its divisors is an integer number (473656160628).

Almost surely, 2^{13445505115152} is an apocalyptic number.

13445505115152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13445505115152 is an abundant number, since it is smaller than the sum of its proper divisors (24446987735088).

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

13445505115152 is a wasteful number, since it uses less digits than its factorization.

13445505115152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413192 (or 413186 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 42.

Adding to 13445505115152 its reverse (25151150554431), we get a palindrome (38596655669583).

The spelling of 13445505115152 in words is "thirteen trillion, four hundred forty-five billion, five hundred five million, one hundred fifteen thousand, one hundred fifty-two".