13501362036440 has 32 divisors (see below), whose sum is σ = 30448221814080. Its totient is φ = 5388072417792.

The previous prime is 13501362036439. The next prime is 13501362036511. The reversal of 13501362036440 is 4463026310531.

It is a junction number, because it is equal to n+sod(n) for n = 13501362036394 and 13501362036403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389744864 + ... + 389779503.

It is an arithmetic number, because the mean of its divisors is an integer number (951506931690).

Almost surely, 2^{13501362036440} is an apocalyptic number.

13501362036440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13501362036440 is an abundant number, since it is smaller than the sum of its proper divisors (16946859777640).

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

13501362036440 is a wasteful number, since it uses less digits than its factorization.

13501362036440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779524811 (or 779524807 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 13501362036440 its reverse (4463026310531), we get a palindrome (17964388346971).

The spelling of 13501362036440 in words is "thirteen trillion, five hundred one billion, three hundred sixty-two million, thirty-six thousand, four hundred forty".