13105515030454 has 48 divisors (see below), whose sum is σ = 24700013872128. Its totient is φ = 5104943910000.

The previous prime is 13105515030407. The next prime is 13105515030457. The reversal of 13105515030454 is 45403051550131.

It is a super-2 number, since 2×13105515030454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13105515030457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7047099 + ... + 8710489.

It is an arithmetic number, because the mean of its divisors is an integer number (514583622336).

Almost surely, 2^{13105515030454} is an apocalyptic number.

13105515030454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13105515030454 is a deficient number, since it is larger than the sum of its proper divisors (11594498841674).

13105515030454 is a wasteful number, since it uses less digits than its factorization.

13105515030454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668073 (or 1668062 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 13105515030454 its reverse (45403051550131), we get a palindrome (58508566580585).

The spelling of 13105515030454 in words is "thirteen trillion, one hundred five billion, five hundred fifteen million, thirty thousand, four hundred fifty-four".