13155453022445 has 16 divisors (see below), whose sum is σ = 15892636935168. Its totient is φ = 10453796333760.

The previous prime is 13155453022429. The next prime is 13155453022499. The reversal of 13155453022445 is 54422035455131.

It is a happy number.

It is not a de Polignac number, because 13155453022445 - 2⁴ = 13155453022429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13155453022396 and 13155453022405.

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, 9527279 + ... + 10820348.

It is an arithmetic number, because the mean of its divisors is an integer number (993289808448).

Almost surely, 2^{13155453022445} is an apocalyptic number.

It is an amenable number.

13155453022445 is a deficient number, since it is larger than the sum of its proper divisors (2737183912723).

13155453022445 is a wasteful number, since it uses less digits than its factorization.

13155453022445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20348500.

The product of its (nonzero) digits is 1440000, while the sum is 44.

Adding to 13155453022445 its reverse (54422035455131), we get a palindrome (67577488477576).

The spelling of 13155453022445 in words is "thirteen trillion, one hundred fifty-five billion, four hundred fifty-three million, twenty-two thousand, four hundred forty-five".