13501525444044 has 24 divisors (see below), whose sum is σ = 34367519312448. Its totient is φ = 4091371346640.

The previous prime is 13501525444007. The next prime is 13501525444079. The reversal of 13501525444044 is 44044452510531.

It is a junction number, because it is equal to n+sod(n) for n = 13501525443987 and 13501525444005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51142141702 + ... + 51142141965.

It is an arithmetic number, because the mean of its divisors is an integer number (1431979971352).

Almost surely, 2^{13501525444044} is an apocalyptic number.

It is an amenable number.

13501525444044 is an abundant number, since it is smaller than the sum of its proper divisors (20865993868404).

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

13501525444044 is a wasteful number, since it uses less digits than its factorization.

13501525444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102284283685 (or 102284283683 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 13501525444044 its reverse (44044452510531), we get a palindrome (57545977954575).

The spelling of 13501525444044 in words is "thirteen trillion, five hundred one billion, five hundred twenty-five million, four hundred forty-four thousand, forty-four".