13838356061715 has 32 divisors (see below), whose sum is σ = 22161074918400. Its totient is φ = 7373889095040.

The previous prime is 13838356061713. The next prime is 13838356061723. The reversal of 13838356061715 is 51716065383831.

It is a happy number.

It is not a de Polignac number, because 13838356061715 - 2¹ = 13838356061713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13838356061713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375299730 + ... + 375336600.

It is an arithmetic number, because the mean of its divisors is an integer number (692533591200).

Almost surely, 2^{13838356061715} is an apocalyptic number.

13838356061715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13838356061715 is a deficient number, since it is larger than the sum of its proper divisors (8322718856685).

13838356061715 is a wasteful number, since it uses less digits than its factorization.

13838356061715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58467.

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 13838356061715 in words is "thirteen trillion, eight hundred thirty-eight billion, three hundred fifty-six million, sixty-one thousand, seven hundred fifteen".