13245105140032 has 14 divisors (see below), whose sum is σ = 26283255512378. Its totient is φ = 6622552569984.

The previous prime is 13245105140023. The next prime is 13245105140041. The reversal of 13245105140032 is 23004150154231.

It is an interprime number because it is at equal distance from previous prime (13245105140023) and next prime (13245105140041).

It can be written as a sum of positive squares in only one way, i.e., 8654987428096 + 4590117711936 = 2941936^2 + 2142456^2 .

It is a super-2 number, since 2×13245105140032² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13245105139976 and 13245105140003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103477383843 + ... + 103477383970.

Almost surely, 2^{13245105140032} is an apocalyptic number.

It is an amenable number.

13245105140032 is a deficient number, since it is larger than the sum of its proper divisors (13038150372346).

13245105140032 is an equidigital number, since it uses as much as digits as its factorization.

13245105140032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206954767825 (or 206954767815 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 13245105140032 its reverse (23004150154231), we get a palindrome (36249255294263).

The spelling of 13245105140032 in words is "thirteen trillion, two hundred forty-five billion, one hundred five million, one hundred forty thousand, thirty-two".