5138141719855 has 4 divisors (see below), whose sum is σ = 6165770063832. Its totient is φ = 4110513375880.

The previous prime is 5138141719831. The next prime is 5138141719913. The reversal of 5138141719855 is 5589171418315.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5138141719855 - 2¹³ = 5138141711663 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5138141719855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513814171981 + ... + 513814171990.

It is an arithmetic number, because the mean of its divisors is an integer number (1541442515958).

Almost surely, 2^{5138141719855} is an apocalyptic number.

5138141719855 is a deficient number, since it is larger than the sum of its proper divisors (1027628343977).

5138141719855 is a wasteful number, since it uses less digits than its factorization.

5138141719855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027628343976.

The product of its digits is 6048000, while the sum is 58.

The spelling of 5138141719855 in words is "five trillion, one hundred thirty-eight billion, one hundred forty-one million, seven hundred nineteen thousand, eight hundred fifty-five".